Seiko Cal. 5615 - 230

Released in 1983, the Cal. 5615 with design code 230 was part of Seiko's domestic market collection. Powered by the 5615 caliber with 22j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-eeacef3dff3b]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1983

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