Seiko Cal. 5685 - 591

Seiko 5685-591

Released in 1991, the Cal. 5685 with design code 591 was part of Seiko's domestic market collection. Powered by the 5685 caliber with 36j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-6f8b2059ca14]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
42mm
Case Thickness
11.1mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Black
Jewels
36j
Frequency
36,000 bph
Power Reserve
56 hours
Year
1991

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