Seiko Cal. 6623 - 286

The Seiko 6623-286 represents an important milestone in Seiko's 1971 lineup. Powered by the 6623 caliber with 36j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-9ca3dce10ac0]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1971

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