Seiko Cal. 5227 - 355

Released in 1991, the Cal. 5227 with design code 355 was part of Seiko's domestic market collection. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-bc71bf3c10d7]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1991

Related Models

• Seiko 4536-498
• Seiko 5244-913
• Seiko 6673-618
• Seiko 4490-722
• Seiko 4592-107
• Seiko 6225-978
• Seiko 4483-507
• Seiko 0724-980
• Seiko 6177-528
• Seiko 4441-686
• Seiko 5228-528
• Seiko 4426-757