Seiko Cal. 6331 - 610

The Seiko 6331-610 represents an important milestone in Seiko's 1987 lineup. It features a Cream dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-2645672d172b]

Also known as: Helmet, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1987

Related Models

• Seiko 0786-968
• Seiko 5261-199
• Seiko 0795-783
• Seiko 7174-296
• Seiko 6659-956
• Seiko 3810-343
• Seiko 6671-565
• Seiko 6680-547
• Seiko 6131-594
• Seiko 6626-698
• Seiko 7085-511
• Seiko 6325-152