Seiko Cal. 5613 - 827

The Seiko 5613-827 represents an important milestone in Seiko's 1979 lineup. Powered by the 5613 caliber with 30j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-fdbd5221e191]

Also known as: Crown, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1979

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