Seiko Cal. 6188 - 255

The 6188-255 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6188 caliber with 20j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-626b6efe4a80]

Also known as: Turtle, World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1969

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