Seiko Cal. 6310 - 325

This Hand-Winding model from 1990 features a 40mm Hardlex-Coated Steel case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-0ebf21ee049e]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1990

Related Models

• Seiko 6191-187
• Seiko 6355-542
• Seiko 4594-250
• Seiko 4531-396
• Seiko 6225-297
• Seiko 6286-142
• Seiko 6156-693
• Seiko 5634-877
• Seiko 6670-434
• Seiko 4448-146
• Seiko 6643-358
• Seiko 5610-308