Seiko Cal. 0716 - 740

This Solar model from 1979 features a 39mm PVD Black case. Powered by the 0716 caliber with 21j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-2a48d0db752f]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1979

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