Seiko Cal. 3881 - 741

Seiko 3881-741

The 3881-741 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3881 caliber with 33j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-15f6ffc2659d]

Also known as: Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
37mm
Case Thickness
11.7mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
120m
Dial Color
Navy
Jewels
33j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1995

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