Seiko Cal. 0765 - 634

The 0765-634 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0765 caliber with 32j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-a283457e50ed]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1984

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