Seiko Cal. 3856 - 511

Seiko 3856-511

The 3856-511 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3856 caliber with 21j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-cfebc2a2e8e1]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
14.9mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Black
Jewels
21j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1990

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