Seiko Cal. 6375 - 819

The 6375-819 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-b45f2dc84d34]

Also known as: Sumo, Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1965

Related Models

• Seiko 4572-246
• Seiko 7031-783
• Seiko 7080-148
• Seiko 4455-570
• Seiko 6699-946
• Seiko 4491-759
• Seiko 7184-164
• Seiko 5681-199
• Seiko 5220-992
• Seiko 6299-984
• Seiko 6179-778
• Seiko 4534-652