Seiko Cal. 7018 - 925

The 7018-925 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7018 caliber with 18j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-7b3d06f4a134]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1986

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