Seiko Cal. 3830 - 634

Seiko 3830-634

The 3830-634 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3830 caliber with 20j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-899c6e9d4ddb]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
39mm
Case Thickness
8.2mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
180m
Dial Color
Cream
Jewels
20j
Frequency
36,000 bph
Power Reserve
40 hours
Year
1995

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