Seiko Cal. 0746 - 747

The 0746-747 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-a3a27a3923ad]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1975

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