Seiko Cal. 5610 - 940

The Seiko 5610-940 represents an important milestone in Seiko's 1998 lineup. With its 21mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-8bc3e680f18d]

Also known as: Monster, Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Burgundy

Jewels

24j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1998

Related Models

• Seiko 4540-226
• Seiko 5235-342
• Seiko 7067-473
• Seiko 5654-860
• Seiko 6626-558
• Seiko 6669-715
• Seiko 5226-561
• Seiko 3814-947
• Seiko 6612-637
• Seiko 4437-142
• Seiko 0742-253
• Seiko 6298-702