Seiko Cal. 3818 - 992

Seiko 3818-992

The 3818-992 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3818 caliber with 25j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-a80ed51f49f7]

Also known as: Sumo

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
14.4mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Silver
Jewels
25j
Frequency
36,000 bph
Power Reserve
66 hours
Year
1993

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