Seiko Cal. 6640 - 917

This Automatic model from 1991 features a 41mm PVD Black case. It features a Silver dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-d02c1e80bcb7]

Also known as: Panda, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1991

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