Seiko Cal. 4437 - 131

Seiko 4437-131

The 4437-131 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4437 caliber with 27j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-5e5524afc8fd]

Also known as: Flighty

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Silver
Jewels
27j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1965

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