Seiko Cal. 6650 - 455

This Spring Drive model from 1987 features a 39mm Titanium case. Powered by the 6650 caliber with 27j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-10615958669b]

Also known as: Sumo, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1987

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