Seiko Cal. 5227 - 866

This Automatic model from 1987 features a 45mm Hardlex-Coated Steel case. Powered by the 5227 caliber with 31j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-7cff5ed81a1a]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Burgundy

Jewels

31j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1987

Related Models

• Seiko 6691-533
• Seiko 6618-317
• Seiko 7133-253
• Seiko 6210-856
• Seiko 0768-283
• Seiko 7020-601
• Seiko 6246-974
• Seiko 4449-660
• Seiko 7053-617
• Seiko 4427-753
• Seiko 4552-681
• Seiko 6692-524