Seiko Cal. 6221 - 300

The 6221-300 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-b44ef31cc4fb]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1970

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