Seiko Cal. 5690 - 616

Seiko 5690-616

The 5690-616 is a sought-after Solar piece from Seiko's golden era. Powered by the 5690 caliber with 32j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-37fad3b7c4a9]

Also known as: Sportsmatic

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
42mm
Case Thickness
10.4mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Green
Jewels
32j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1969

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