Seiko Cal. 5277 - 563

This Spring Drive model from 1976 features a 37mm Stainless Steel case. It features a Black dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-1bfa83ae599b]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1976

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