Seiko Cal. 5677 - 810

This Automatic model from 1977 features a 42mm Hardlex-Coated Steel case. It features a Green dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-60d1e9d12c87]

Also known as: Crown, Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1977

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