Seiko Cal. 5691 - 327

This Kinetic model from 1995 features a 37mm PVD Black case. Powered by the 5691 caliber with 31j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-ee03bf94aada]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1995

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