Seiko Cal. 0734 - 721

The 0734-721 is a sought-after Automatic piece from Seiko's golden era. Powered by the 0734 caliber with 21j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-e1265da9035b]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Champagne

Jewels

21j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1995

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