Seiko Cal. 6619 - 739

The Seiko 6619-739 represents an important milestone in Seiko's 1972 lineup. Powered by the 6619 caliber with 31j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-614346e1118b]

Also known as: Sumo, Shogun

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1972

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