Seiko Cal. 4433 - 757

The 4433-757 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4433 caliber with 20j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-ebb17fff3897]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1983

Related Models

• Seiko 6360-802
• Seiko 6342-166
• Seiko 7098-877
• Seiko 4479-181
• Seiko 6658-185
• Seiko 6325-426
• Seiko 6120-861
• Seiko 7137-685
• Seiko 6111-713
• Seiko 6145-365
• Seiko 7166-540
• Seiko 6691-493