Seiko Cal. 0763 - 431

The 0763-431 is a sought-after Solar piece from Seiko's golden era. Powered by the 0763 caliber with 31j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-e6e47f2c9471]

Also known as: Rally, Navigator

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1969

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