Seiko Cal. 6662 - 127

Released in 1968, the Cal. 6662 with design code 127 was part of Seiko's domestic market collection. Powered by the 6662 caliber with 21j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-93de4cb7dbcf]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1968

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