Seiko Cal. 5243 - 843

The 5243-843 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5243 caliber with 17j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-406095d42f90]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1994

Related Models

• Seiko 6699-819
• Seiko 3822-498
• Seiko 6238-644
• Seiko 6391-747
• Seiko 3850-824
• Seiko 3821-660
• Seiko 6619-417
• Seiko 7039-919
• Seiko 3819-476
• Seiko 5235-892
• Seiko 6182-934
• Seiko 3869-612