Seiko Cal. 6313 - 905

The 6313-905 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6313 caliber with 18j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-ce78e2014322]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1986

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