Seiko Cal. 6377 - 778

The Seiko 6377-778 represents an important milestone in Seiko's 1996 lineup. Powered by the 6377 caliber with 30j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-abe65713c4f5]

Also known as: Bellmatic, Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1996

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