Seiko Cal. 3878 - 264

Seiko 3878-264

The 3878-264 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3878 caliber with 19j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-85c47eb6007c]

Also known as: Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
45mm
Case Thickness
8.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Champagne
Jewels
19j
Frequency
36,000 bph
Power Reserve
38 hours
Year
1998

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