Seiko Cal. 6310 - 221

This Quartz model from 1998 features a 41mm Gold-Plated case. With its 18mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-6cf90781840c]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1998

Related Models

• Seiko 0752-182
• Seiko 4442-541
• Seiko 6611-673
• Seiko 5212-130
• Seiko 6188-362
• Seiko 3868-107
• Seiko 5298-485
• Seiko 6292-367
• Seiko 5288-223
• Seiko 4485-343
• Seiko 3864-836
• Seiko 5655-543