Seiko Cal. 6377 - 501

The 6377-501 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6377 caliber with 25j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-83cacb6374bb]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

25j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1992

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