Seiko Cal. 6616 - 137

This Automatic model from 1990 features a 37mm PVD Black case. Powered by the 6616 caliber with 30j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-d7ab68306f34]

Also known as: Shogun, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1990

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