Seiko Cal. 6642 - 521

This Spring Drive model from 1987 features a 36mm PVD Black case. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-5dad6ab996d2]

Also known as: Panda, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1987

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