Seiko Cal. 6161 - 999

The Seiko 6161-999 represents an important milestone in Seiko's 1984 lineup. Powered by the 6161 caliber with 23j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-87473a6e74c6]

Also known as: Tuna, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1984

Related Models

• Seiko 4546-613
• Seiko 6134-214
• Seiko 3839-834
• Seiko 7168-794
• Seiko 6610-368
• Seiko 0760-124
• Seiko 7131-327
• Seiko 5692-602
• Seiko 6144-735
• Seiko 6338-833
• Seiko 7157-274
• Seiko 4573-936