Seiko Cal. 5677 - 352

This Hand-Winding model from 1969 features a 37mm Gold-Plated case. Powered by the 5677 caliber with 20j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-e2b6c780c029]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1969

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