Seiko Cal. 7040 - 154

This Quartz model from 1981 features a 36mm PVD Black case. Powered by the 7040 caliber with 29j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-d53fa56b19a5]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1981

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