Seiko Cal. 4443 - 715

The Seiko 4443-715 represents an important milestone in Seiko's 1991 lineup. Powered by the 4443 caliber with 18j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-fb55c8d8524b]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

42mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1991

Related Models

• Seiko 3894-596
• Seiko 6161-771
• Seiko 5221-435
• Seiko 7043-659
• Seiko 6618-920
• Seiko 5694-153
• Seiko 3826-928
• Seiko 4544-827
• Seiko 6132-593
• Seiko 7187-184
• Seiko 4445-130
• Seiko 6144-201