Seiko Cal. 6378 - 897

Seiko 6378-897

The Seiko 6378-897 represents an important milestone in Seiko's 1998 lineup. Powered by the 6378 caliber with 28j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-100fdcceb80c]

Also known as: Bellmatic, Arnie

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
8.3mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Green
Jewels
28j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1998

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