Seiko Cal. 6377 - 177

The Seiko 6377-177 represents an important milestone in Seiko's 1977 lineup. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-9489c3cacc9b]

Also known as: Rally, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1977

Related Models

• Seiko 4537-453
• Seiko 3873-390
• Seiko 6224-254
• Seiko 0710-315
• Seiko 4558-334
• Seiko 4479-776
• Seiko 4450-453
• Seiko 6276-398
• Seiko 5666-811
• Seiko 5246-650
• Seiko 4449-990
• Seiko 5213-481