Seiko Cal. 0791 - 428

The 0791-428 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0791 caliber with 24j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-4dc5ceb8c6c0]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1983

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