Seiko Cal. 0731 - 444

Seiko 0731-444

The 0731-444 is a sought-after Automatic piece from Seiko's golden era. Powered by the 0731 caliber with 23j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-e0b79bd16b4a]

Also known as: Monster, Arnie

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
46mm
Case Thickness
14.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Black
Jewels
23j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1993

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