Seiko Cal. 6377 - 205

The Seiko 6377-205 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b53832167e8c]

Also known as: Crown, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1980

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