Seiko Cal. 0721 - 996

The 0721-996 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-ce654f5aabc3]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

24j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1971

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