Seiko Cal. 4457 - 981

This Hand-Winding model from 1995 features a 39mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-131176658efe]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1995

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