Seiko Cal. 6687 - 822

The 6687-822 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 10.8mm profile, it sits comfortably on most wrists. [seikata-wm-d7ca7cf48b71]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1968

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