Seiko Cal. 6131 - 611

The 6131-611 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6131 caliber with 21j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-7fc19eef63f2]

Also known as: World Timer, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1987

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