Seiko Cal. 3899 - 674

Seiko 3899-674

The 3899-674 is a sought-after Quartz piece from Seiko's golden era. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-558a53449519]

Also known as: Monster, Sportsmatic

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
9.3mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Green
Jewels
22j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1978

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seikata-wm-558a53449519