Seiko Cal. 3874 - 697

Seiko 3874-697

The Seiko 3874-697 represents an important milestone in Seiko's 1999 lineup. Powered by the 3874 caliber with 22j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-2df448c279fa]

Also known as: Tuna, Bellmatic

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
38mm
Case Thickness
15.9mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Black
Jewels
22j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1999

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