Seiko Cal. 6161 - 640

The Seiko 6161-640 represents an important milestone in Seiko's 1998 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-4b597335f28a]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

170m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1998

Related Models

• Seiko 3816-250
• Seiko 7042-838
• Seiko 3839-690
• Seiko 4494-505
• Seiko 4438-706
• Seiko 6112-440
• Seiko 6299-312
• Seiko 7057-305
• Seiko 6223-723
• Seiko 6277-497
• Seiko 6270-227
• Seiko 5672-372