Seiko Cal. 7142 - 397

Seiko 7142-397

The Seiko 7142-397 represents an important milestone in Seiko's 1986 lineup. Powered by the 7142 caliber with 36j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-a0a4d9f05504]

Also known as: Golden Tuna, Arnie

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
34mm
Case Thickness
13.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Black
Jewels
36j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1986

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