Seiko Prospex Alpinist - Green Dial
DESCRIPTION This timepiece is from the Alpinist collection, first launched in 1959 exclusively for the Japanese market. Designed for Japanese ‘Yama-otoko’ mountain men, to be reliable in treacherous terrain, these are part of the Land collection. Hugely popular with many fans worldwide, these new designs are now available globally with an upgraded specification from their original inspiration – a longer power reserve of 70 hours and a glass upgrade to Sapphire glass. Seiko Prospex watches are designed for sports lovers and adventure seekers in the water, in the sky or on land. Since launching Japan’s first diver’s watch in 1965, Seiko’s innovative watchmaking has changed global dive watch standards.
DESCRIPTION This timepiece is from the Alpinist collection, first launched in 1959 exclusively for the Japanese market. Designed for Japanese ‘Yama-otoko’ mountain men, to be reliable in treacherous terrain, these are part of the Land collection. Hugely popular with many fans worldwide, these new designs are now available globally with an upgraded specification from their original inspiration – a longer power reserve of 70 hours and a glass upgrade to Sapphire glass. Seiko Prospex watches are designed for sports lovers and adventure seekers in the water, in the sky or on land. Since launching Japan’s first diver’s watch in 1965, Seiko’s innovative watchmaking has changed global dive watch standards.
DESCRIPTION This timepiece is from the Alpinist collection, first launched in 1959 exclusively for the Japanese market. Designed for Japanese ‘Yama-otoko’ mountain men, to be reliable in treacherous terrain, these are part of the Land collection. Hugely popular with many fans worldwide, these new designs are now available globally with an upgraded specification from their original inspiration – a longer power reserve of 70 hours and a glass upgrade to Sapphire glass. Seiko Prospex watches are designed for sports lovers and adventure seekers in the water, in the sky or on land. Since launching Japan’s first diver’s watch in 1965, Seiko’s innovative watchmaking has changed global dive watch standards.
DESCRIPTION This timepiece is from the Alpinist collection, first launched in 1959 exclusively for the Japanese market. Designed for Japanese ‘Yama-otoko’ mountain men, to be reliable in treacherous terrain, these are part of the Land collection. Hugely popular with many fans worldwide, these new designs are now available globally with an upgraded specification from their original inspiration – a longer power reserve of 70 hours and a glass upgrade to Sapphire glass. Seiko Prospex watches are designed for sports lovers and adventure seekers in the water, in the sky or on land. Since launching Japan’s first diver’s watch in 1965, Seiko’s innovative watchmaking has changed global dive watch standards.
in 14 offers
The lowest price for Seiko Prospex Alpinist - Green Dial right now is $1,017.62 at Moyer Fine Jewelers, compared across 8 retailers.
The all-time low was $199.00 on 14 June 2026 — today's price is 411% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 21 Sept 2026.
Last updated at 21/09/2026 00:00:47
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| Movement Type | Automatic with manual winding capacity |
| Accuracy | +25 to -15 seconds per day |
| Case Material | Stainless steel |
| Crystal | Sapphire with magnifier |
| Crystal Coating | Anti-reflective coating on inner surface |
SOLD OUT - Seiko Prospex 'Alpinist' SPB121
Seiko SPB121 Prospex Alpinist Automatic Green Dial Men's Watch
Delivery $45.86
Seiko Alpinist Prospex Automatic Green Dial Watch SPB121J1
Free delivery
SEIKO Watch Prospex SPB121J
Free delivery between 25–29 Sept
Seiko Alpinist Prospex Automatic Green Dial Watch SPB121J1
Free delivery
| Movement Type | Automatic with manual winding capacity |
| Accuracy | +25 to -15 seconds per day |
| Case Material | Stainless steel |
| Crystal | Sapphire with magnifier |
| Crystal Coating | Anti-reflective coating on inner surface |
