Seiko Cal. 5277 - 644

This Hand-Winding model from 1965 features a 46mm Stainless Steel case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-d03f6d5b20ce]

Also known as: Tuna, Rally

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1965

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