Seiko Cal. 5617 - 252

Seiko 5617-252

The Seiko 5617-252 represents an important milestone in Seiko's 1987 lineup. Powered by the 5617 caliber with 31j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-b8f23f4cd98e]

Also known as: Tuna, UFO

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
15.5mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
White
Jewels
31j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1987

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