Seiko Cal. 7042 - 786

The 7042-786 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7042 caliber with 30j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-4eeaff2b520c]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1980

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