Seiko Cal. 6642 - 503

The Seiko 6642-503 represents an important milestone in Seiko's 1993 lineup. It features a White dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-dfd4a7afe378]

Also known as: Golden Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1993

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