Seiko Cal. 0727 - 233

This Spring Drive model from 1971 features a 41mm Titanium case. Powered by the 0727 caliber with 19j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-ba0644e9d60f]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1971

Related Models

• Seiko 4427-283
• Seiko 4546-415
• Seiko 6138-125
• Seiko 6141-841
• Seiko 6312-342
• Seiko 6141-766
• Seiko 4571-651
• Seiko 4546-417
• Seiko 7120-390
• Seiko 3863-505
• Seiko 5282-862
• Seiko 5265-292