Seiko Cal. 6313 - 410

The Seiko 6313-410 represents an important milestone in Seiko's 1971 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-9c12b840dc0c]

Also known as: Sumo, UFO

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1971

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