Seiko Cal. 5674 - 747

The 5674-747 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5674 caliber with 17j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-5a4bedb0bf87]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1970

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