Seiko Cal. 6140 - 522

This Spring Drive model from 1995 features a 40mm Titanium case. Powered by the 6140 caliber with 31j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-a84acfd01c71]

Also known as: Crown, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1995

Related Models

• Seiko 6266-301
• Seiko 4541-178
• Seiko 4579-651
• Seiko 5665-315
• Seiko 0763-267
• Seiko 7046-783
• Seiko 4419-649
• Seiko 5656-674
• Seiko 3851-343
• Seiko 6274-986
• Seiko 7175-527
• Seiko 4454-191