Seiko Cal. 4430 - 237

Seiko 4430-237

The 4430-237 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4430 caliber with 26j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-0b7ff92b9d5a]

Also known as: Shogun, Baby Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
38mm
Case Thickness
13.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
80m
Dial Color
Navy
Jewels
26j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1967

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