Seiko Cal. 6165 - 613

This Automatic model from 1971 features a 37mm Hardlex-Coated Steel case. Powered by the 6165 caliber with 20j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-f875f0a201c8]

Also known as: Sumo, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1971

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