Seiko Cal. 6655 - 750

The 6655-750 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6655 caliber with 20j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-ee9da580eab1]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1986

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