Seiko Cal. 0742 - 341

The 0742-341 is a sought-after Solar piece from Seiko's golden era. Powered by the 0742 caliber with 25j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-6a542c167932]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1978

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