Seiko Cal. 7017 - 643

Seiko 7017-643

The Seiko 7017-643 represents an important milestone in Seiko's 1999 lineup. Powered by the 7017 caliber with 23j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-2ec77145bb4b]

Also known as: Monster, Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
12.9mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Black
Jewels
23j
Frequency
36,000 bph
Power Reserve
65 hours
Year
1999

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