Seiko Cal. 3857 - 998

Seiko 3857-998

The 3857-998 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3857 caliber with 20j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-63239b74c6d3]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
36mm
Case Thickness
15.9mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
150m
Dial Color
Silver
Jewels
20j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1973

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seikata-wm-63239b74c6d3