Seiko Cal. 5647 - 703

The Seiko 5647-703 represents an important milestone in Seiko's 1966 lineup. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-486e881ae26e]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1966

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