Seiko Cal. 3881 - 807

Seiko 3881-807

The Seiko 3881-807 represents an important milestone in Seiko's 1971 lineup. Powered by the 3881 caliber with 23j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-1021eae9d7de]

Also known as: Rally, Silverwave

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
8.3mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Burgundy
Jewels
23j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1971

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