Seiko Cal. 0730 - 683

The 0730-683 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0730 caliber with 20j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-b4f5db9539be]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1975

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