Seiko Cal. 6377 - 244

The 6377-244 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6377 caliber with 35j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-ed8cdbb639ac]

Also known as: Monster, Golden Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

35j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1971

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