Seiko Cal. 6616 - 388

This Spring Drive model from 1988 features a 42mm Stainless Steel case. It features a White dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-1681677161cd]

Also known as: Monster, Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1988

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