Seiko Cal. 4445 - 764

Seiko 4445-764

The 4445-764 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4445 caliber with 34j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-e59fb73c4405]

Also known as: Monster

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
14.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Navy
Jewels
34j
Frequency
28,800 bph
Power Reserve
39 hours
Year
1991

Related Models

seikata-wm-e59fb73c4405