Seiko Cal. 4456 - 991

The 4456-991 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4456 caliber with 29j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-003bf513f858]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1982

Related Models

• Seiko 5225-353
• Seiko 0750-909
• Seiko 6678-728
• Seiko 5288-552
• Seiko 6699-573
• Seiko 6241-820
• Seiko 6638-413
• Seiko 5649-994
• Seiko 7196-569
• Seiko 4574-231
• Seiko 6221-347
• Seiko 6176-364