Seiko Cal. 0747 - 155

The 0747-155 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0747 caliber with 23j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-6edf51524d05]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1971

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