Seiko Cal. 5684 - 355

The Seiko 5684-355 represents an important milestone in Seiko's 1967 lineup. With its 22mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-0fb984ffa849]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1967

Related Models

• Seiko 7078-986
• Seiko 4535-947
• Seiko 6340-727
• Seiko 5615-555
• Seiko 6298-401
• Seiko 7068-131
• Seiko 0720-811
• Seiko 3840-761
• Seiko 4452-450
• Seiko 3873-511
• Seiko 6268-665
• Seiko 0774-321