Seiko Cal. 5646 - 627

The 5646-627 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5646 caliber with 35j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-25f766f51938]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

35j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1990

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