Seiko Cal. 6612 - 357

This Spring Drive model from 1990 features a 41mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-c2b3252ef372]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1990

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