Seiko Cal. 6263 - 739

The Seiko 6263-739 represents an important milestone in Seiko's 1971 lineup. It features a Silver dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-2d49c9b0940a]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1971

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