Seiko Cal. 4442 - 758

The Seiko 4442-758 represents an important milestone in Seiko's 1988 lineup. Powered by the 4442 caliber with 21j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-90b682fd85a2]

Also known as: Crown, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1988

Related Models

• Seiko 6295-373
• Seiko 7061-271
• Seiko 0791-894
• Seiko 4424-646
• Seiko 0714-150
• Seiko 3815-906
• Seiko 6279-603
• Seiko 4415-204
• Seiko 7087-649
• Seiko 4549-659
• Seiko 5247-922
• Seiko 7070-650