Seiko sea
Seiko sea for sale on Ireland's largest auction and classifieds sites
Seiko prospex save - seiko, - £260.69
Seiko prospex save • Ocean watch epitomises • Everything that love - Free postage - New and Used
Seiko prospex save • Ocean watch epitomises • Everything that love - Free postage - New and Used
1966 seiko sea - 1966, - £130.70
Good working order • Looks great age - Free postage - New and Used
Good working order • Looks great age - Free postage - New and Used
Seiko sports sea - 5, - £260.70
Great condition both • Mechanically cosmetically english • Spanish days please - Free postage - New and Used
Great condition both • Mechanically cosmetically english • Spanish days please - Free postage - New and Used
Seiko sea urchin - seiko, - £229.50
Iconic seiko sea • Urchin immaculate condition • All round which - Free postage - New and Used
Iconic seiko sea • Urchin immaculate condition • All round which - Free postage - New and Used
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Seiko prospex turtle diver - seiko, - £276.30
Save ocean special • Edition pvd coating • Srpd11k1 this watch - Free postage - New and Used
Save ocean special • Edition pvd coating • Srpd11k1 this watch - Free postage - New and Used
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48 listings · from £48 · avg £319.66
⚠️ These listings were last updated more than 107 days ago.
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Browse 48 seiko sea listings currently in our index. Prices range from £48 to £3399, with an average of £319.66. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about seiko sea →
Seiko prospex samurai save - seiko, - £319.99
This model takes • Samurai bold angular • Case design pairs - Free postage - New and Used
This model takes • Samurai bold angular • Case design pairs - Free postage - New and Used
Seiko propsex save the - propsex, ocean - £300.02
Think safe say • That have all • Heard seiko turtle - Free postage - New and Used
Think safe say • That have all • Heard seiko turtle - Free postage - New and Used
Seiko watch 6106 - seiko, 6106-8060 - £260.70
Rare gents seiko • Watch 6106 8060 • Sea lion day - Free postage - New and Used
Rare gents seiko • Watch 6106 8060 • Sea lion day - Free postage - New and Used
Seiko 6106 8060 sea - sea, lion - £104.70
Seiko 6106 8060 • Sea lion sold • Spares repairs watch - Free postage - New and Used
Seiko 6106 8060 • Sea lion sold • Spares repairs watch - Free postage - New and Used
Grand seiko watch sbgh311 - watch, - £3399.00
Ref sbgh311 sea • Clouds grand seiko • Watch really gorgeous - Free postage - New and Used
Ref sbgh311 sea • Clouds grand seiko • Watch really gorgeous - Free postage - New and Used
Seiko sea lion - sea, men's - £88.00
- Free postage - New and Used
- Free postage - New and Used
Seiko sports sea - sports, - £300.00
Seiko sports known • Over fifty years • Reliability durability performance - Free postage - New and Used
Seiko sports known • Over fifty years • Reliability durability performance - Free postage - New and Used
Seiko sports sea - sea, green - £200.00
Seiko sports sea • Green skeleton style • Automatic watch srpj45k1 - Free postage - New and Used
Seiko sports sea • Green skeleton style • Automatic watch srpj45k1 - Free postage - New and Used
Vintage seiko actus auto - 5, - £120.00
- Free postage - New and Used
- Free postage - New and Used
Heavy black poseidon tuna - black, 'tuna' - £198.29
Poseidon heavy black • Tuna divers watch • 300m stylish durable - Free postage - New and Used
Poseidon heavy black • Tuna divers watch • 300m stylish durable - Free postage - New and Used
Poseidon men black - black, 'tuna' - £198.29
Mens poseidon black • Tuna divers watch • Stylish functional timepiece - Free postage - New and Used
Mens poseidon black • Tuna divers watch • Stylish functional timepiece - Free postage - New and Used
Seiko prospex sea limited - seiko, - £1312.30
Bnwt seiko limited • Edition 247 out • 6000 - Free postage - New and Used
Bnwt seiko limited • Edition 247 out • 6000 - Free postage - New and Used
Mens 43mm poseidon blue sea - mens, - £285.00
This watch • Mens 43mm poseidon • Blue sea dweller - Free postage - New and Used
This watch • Mens 43mm poseidon • Blue sea dweller - Free postage - New and Used
Sea knight sk01 - sea, - £169.95
Model sk01 sea • Knight 42mm monster • Dive watch understand - Free postage - New and Used
Model sk01 sea • Knight 42mm monster • Dive watch understand - Free postage - New and Used
Seiko prospex captain willard - prospex, - £516.70
Prospex glacier special • Edition save ocean • Combination words professional - Free postage - New and Used
Prospex glacier special • Edition save ocean • Combination words professional - Free postage - New and Used
Vintage seiko sea lion - vintage, - £104.70
Have fitted really • Nice hirsch brown • Leather racing strap - Free postage - New and Used
Have fitted really • Nice hirsch brown • Leather racing strap - Free postage - New and Used
Mens poseidon blue sea - blue, 'sea - £245.00
Mens poseidon blue • Sea dweller divers • Watch stylish functional - Free postage - New and Used
Mens poseidon blue • Sea dweller divers • Watch stylish functional - Free postage - New and Used
Poseidon sea dweller - poseidon, watch - £225.00
Poseidon sea dweller • Watch seiko tmi • Features stainless steel - Free postage - New and Used
Poseidon sea dweller • Watch seiko tmi • Features stainless steel - Free postage - New and Used
High quality stainless steel - £48.00
Watch case seiko • Nh35 nh36 sport • Mini turtle 38mm - Free postage - New and Used
Watch case seiko • Nh35 nh36 sport • Mini turtle 38mm - Free postage - New and Used
New poseidon blue sea - new, - £230.00
Poseidon blue sea • Dweller divers watch • Stylish durable timepiece - Free postage - New and Used
Poseidon blue sea • Dweller divers watch • Stylish durable timepiece - Free postage - New and Used
Seiko baby sea - seiko, - £119.99
While larger 42mm • Snzf17 often gets • Spotlight snzf29 has - Free postage - New and Used
While larger 42mm • Snzf17 often gets • Spotlight snzf29 has - Free postage - New and Used
Sinclair watches titanium - watches, - £149.50
Sapphire glass stunning • Blue dial screw • Down case back - Free postage - New and Used
Sapphire glass stunning • Blue dial screw • Down case back - Free postage - New and Used
Seiko srpf77k1 blue king - seiko, - £413.68
Sleek silver stainless • Steel case unidirectional • Rotating bezel this - Free postage - New and Used
Sleek silver stainless • Steel case unidirectional • Rotating bezel this - Free postage - New and Used
Mens custom poseidon - poseidon, turtle - £224.50
Mens custom poseidon • Turtle black divers • Watch nh35 seiko - Free postage - New and Used
Mens custom poseidon • Turtle black divers • Watch nh35 seiko - Free postage - New and Used
Poseidon blue sea dweller - blue, 'sea - £234.69
Mens poseidon blue • Sea dweller divers • Watch stylish functional - Free postage - New and Used
Mens poseidon blue • Sea dweller divers • Watch stylish functional - Free postage - New and Used
Mens custom poseidon turtle - custom, - £178.00
Men custom poseidon • Turtle black divers • Watch features sleek - Free postage - New and Used
Men custom poseidon • Turtle black divers • Watch features sleek - Free postage - New and Used
Mens custom poseidon turtle - mens, - £187.50
Mens custom poseidon • Turtle black divers • Watch nh35 seiko - Free postage - New and Used
Mens custom poseidon • Turtle black divers • Watch nh35 seiko - Free postage - New and Used
Seiko prospex sea - prospex, jaws - £496.75
Seiko prospex sea • Jaws 50th anniversary • Limited edition automatic - Free postage - New and Used
Seiko prospex sea • Jaws 50th anniversary • Limited edition automatic - Free postage - New and Used
Seiko prospex save - seiko, the - £322.90
Gents seiko prospex • Save ocean special • Srpc91k1 original black - Free postage - New and Used
Gents seiko prospex • Save ocean special • Srpc91k1 original black - Free postage - New and Used
Seiko sea urchin - 5, - £239.89
Seiko sea urchin • Submariner watch snzf17 - Free postage - New and Used
Seiko sea urchin • Submariner watch snzf17 - Free postage - New and Used
Mens poseidon blue - mens, - £285.00
Mens poseidon blue • Sea dweller divers • Watch stylish functional - Free postage - New and Used
Mens poseidon blue • Sea dweller divers • Watch stylish functional - Free postage - New and Used
Vintage seiko sportsmatic sea - sportsmatic, - £146.30
Rare working example • Seiko sportsmatic sea • Horse watch excellent - Free postage - New and Used
Rare working example • Seiko sportsmatic sea • Horse watch excellent - Free postage - New and Used
Seiko automatic sea - seiko, - £96.85
Seiko automatic sea • Green dial men • Watch classic timepiece - Free postage - New and Used
Seiko automatic sea • Green dial men • Watch classic timepiece - Free postage - New and Used
Custom men poseidon - custom, - £198.29
Men custom poseidon • Turtle black divers • Watch features sleek - Free postage - New and Used
Men custom poseidon • Turtle black divers • Watch features sleek - Free postage - New and Used
Mens custom poseidon - custom, turtle - £198.29
Mens custom poseidon • Turtle black divers • Watch nh35 seiko - Free postage - New and Used
Mens custom poseidon • Turtle black divers • Watch nh35 seiko - Free postage - New and Used
Heimdallr orange monster - orange, - £89.95
Lightly used bracelet • Sized 17cm wrist • All spare links - Free postage - New and Used
Lightly used bracelet • Sized 17cm wrist • All spare links - Free postage - New and Used
Vintage seiko automatic - seiko, - £80.00
Watch also has • Smooth silver bezel • Buckle closure making - Free postage - New and Used
Watch also has • Smooth silver bezel • Buckle closure making - Free postage - New and Used
Seiko prospex sea padi - sea, - £559.05
Material stainless steel • Jewels indices stick • Indexes year manufactured - Free postage - New and Used
Material stainless steel • Jewels indices stick • Indexes year manufactured - Free postage - New and Used
Seiko prospex sea spb543j1 - seiko, - £700.68
Case back screw • Water resistance 200m • 660ft diver limited - Free postage - New and Used
Case back screw • Water resistance 200m • 660ft diver limited - Free postage - New and Used
Sugess ocean star genuine - ocean, - £184.99
316l stainless steel • Model sp116610ln features • Genuine ceramic bezel - Free postage - New and Used
316l stainless steel • Model sp116610ln features • Genuine ceramic bezel - Free postage - New and Used
Vintage seiko auto sea green - vintage, - £75.00
This vintage seiko • Auto sea green • Arabic dial men - Free postage - New and Used
This vintage seiko • Auto sea green • Arabic dial men - Free postage - New and Used
Pro diver scuba skx orange - diver, - £180.00
Custom built mod • Watch pro diver • Sapphire crystal flat - Free postage - New and Used
Custom built mod • Watch pro diver • Sapphire crystal flat - Free postage - New and Used
Luxury men black divers - black, - £198.29
This luxury black • Diver watch from • Seiko tmi stylish - Free postage - New and Used
This luxury black • Diver watch from • Seiko tmi stylish - Free postage - New and Used
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Everything you need to know about seiko sea
Whether you are looking for a brand-new or second-hand seiko sea, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £48, while premium listings can reach £3399 — giving you a wide budget spread to work with. The average price of £319.66 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.