Seiko Cal. 3872 - 106

Seiko 3872-106

This Hand-Winding model from 1994 features a 38mm Two-Tone case. Powered by the 3872 caliber with 21j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-69cc10c68d19]

Also known as: Monster, Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
38mm
Case Thickness
14.7mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Cream
Jewels
21j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1994

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seikata-wm-69cc10c68d19