Seiko Cal. 6323 - 231

This Quartz model from 1988 features a 37mm Titanium case. Powered by the 6323 caliber with 28j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-5be42cc3da4e]

Also known as: Sumo, Bellmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1988

Related Models

• Seiko 5258-843
• Seiko 5267-900
• Seiko 4422-824
• Seiko 6283-600
• Seiko 5645-667
• Seiko 3824-149
• Seiko 4547-681
• Seiko 6235-980
• Seiko 4548-705
• Seiko 3851-836
• Seiko 5686-413
• Seiko 6133-746