Seiko Cal. 6623 - 377

The 6623-377 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6623 caliber with 29j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-02a4fc5c22f8]

Also known as: Panda, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1972

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