Seiko Cal. 0730 - 426

The 0730-426 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0730 caliber with 23j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-3fe5281c59dd]

Also known as: Tuna, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1985

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