Seiko Cal. 6613 - 623

Released in 1979, the Cal. 6613 with design code 623 was part of Seiko's domestic market collection. Powered by the 6613 caliber with 19j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-52c677807764]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1979

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