Seiko Cal. 4437 - 699

Seiko 4437-699

The 4437-699 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4437 caliber with 36j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-db619ddd9532]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
40mm
Case Thickness
14.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
130m
Dial Color
White
Jewels
36j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1977

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seikata-wm-db619ddd9532