Seiko Cal. 6223 - 646

Released in 1975, the Cal. 6223 with design code 646 was part of Seiko's domestic market collection. Powered by the 6223 caliber with 19j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-8d5db95ed23b]

Also known as: Monster, Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1975

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