Seiko Cal. 6378 - 862

The 6378-862 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-0c7e1369d768]

Also known as: Bellmatic, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1983

Related Models

• Seiko 5292-915
• Seiko 7131-559
• Seiko 6372-144
• Seiko 5667-556
• Seiko 7128-930
• Seiko 4445-292
• Seiko 4453-691
• Seiko 4519-485
• Seiko 4419-662
• Seiko 3874-816
• Seiko 5227-610
• Seiko 7145-146