Seiko Cal. 3823 - 745

This Quartz model from 1978 features a 43mm PVD Black case. Powered by the 3823 caliber with 33j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-deea94451f53]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1978

Related Models

• Seiko 4590-360
• Seiko 0712-142
• Seiko 6216-212
• Seiko 3850-508
• Seiko 6324-912
• Seiko 5258-801
• Seiko 6642-150
• Seiko 3854-232
• Seiko 7049-252
• Seiko 5677-449
• Seiko 6110-532
• Seiko 4557-621