Seiko Cal. 4430 - 763

Seiko 4430-763

The Seiko 4430-763 represents an important milestone in Seiko's 1974 lineup. Powered by the 4430 caliber with 21j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-ca7a36143bca]

Also known as: Goldfeather

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
14.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Navy
Jewels
21j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1974

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seikata-wm-ca7a36143bca