Seiko Cal. 6377 - 307

The Seiko 6377-307 represents an important milestone in Seiko's 1974 lineup. Powered by the 6377 caliber with 24j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-76006ac12ff7]

Also known as: Turtle, Pogue

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1974

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