Seiko Cal. 6378 - 549

The 6378-549 is a sought-after Quartz piece from Seiko's golden era. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-32f5af813f79]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

30j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1981

Related Models

• Seiko 0795-873
• Seiko 5223-790
• Seiko 7178-537
• Seiko 5656-909
• Seiko 7119-591
• Seiko 6284-639
• Seiko 5293-192
• Seiko 5631-914
• Seiko 0737-449
• Seiko 0745-574
• Seiko 3888-753
• Seiko 6652-709