Seiko Cal. 5655 - 731

The Seiko 5655-731 represents an important milestone in Seiko's 1991 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-0670bf1581cc]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1991

Related Models

• Seiko 4529-271
• Seiko 7148-655
• Seiko 6281-574
• Seiko 5233-323
• Seiko 0727-121
• Seiko 6245-590
• Seiko 7089-815
• Seiko 0765-372
• Seiko 0745-987
• Seiko 4470-871
• Seiko 6191-819
• Seiko 7014-502