Seiko Cal. 3872 - 551

This Spring Drive model from 1988 features a 37mm Hardlex-Coated Steel case. It features a Cream dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-a6dd6b4b0a1d]

Also known as: Sumo, Panda

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1988

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