Seiko Cal. 7183 - 345

Seiko 7183-345

The Seiko 7183-345 represents an important milestone in Seiko's 1975 lineup. Powered by the 7183 caliber with 17j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-9d4c26fec526]

Also known as: Helmet, UFO

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
12.7mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Black
Jewels
17j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1975

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