Seiko Cal. 6277 - 398

Seiko 6277-398

The Seiko 6277-398 represents an important milestone in Seiko's 1991 lineup. Powered by the 6277 caliber with 33j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-07186d742af2]

Also known as: Tuna, UFO

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
43mm
Case Thickness
11.0mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Navy
Jewels
33j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1991

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