Seiko Cal. 3878 - 311

The Seiko 3878-311 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-9f4828880866]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1979

Related Models

• Seiko 5656-711
• Seiko 6178-715
• Seiko 4420-974
• Seiko 7188-947
• Seiko 4562-489
• Seiko 6338-782
• Seiko 0784-588
• Seiko 5616-373
• Seiko 7198-675
• Seiko 7099-125
• Seiko 6263-602
• Seiko 6159-364