Seiko Cal. 5633 - 429

Seiko 5633-429

The 5633-429 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5633 caliber with 24j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-f01363a8d56e]

Also known as: Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
14.4mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Navy
Jewels
24j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1975

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