Seiko Cal. 6377 - 645

This Spring Drive model from 1995 features a 34mm Two-Tone case. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-2a0dd2656898]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1995

Related Models

• Seiko 6385-331
• Seiko 6169-960
• Seiko 6364-166
• Seiko 4599-597
• Seiko 3864-728
• Seiko 7131-984
• Seiko 0764-389
• Seiko 5266-828
• Seiko 0718-148
• Seiko 6389-660
• Seiko 7025-763
• Seiko 7057-536