Seiko Cal. 6365 - 823

The 6365-823 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-6aeac9b3befb]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1967

Related Models

• Seiko 6314-540
• Seiko 3863-674
• Seiko 5271-568
• Seiko 6120-957
• Seiko 6168-661
• Seiko 6376-508
• Seiko 7035-962
• Seiko 6127-980
• Seiko 6694-345
• Seiko 6111-641
• Seiko 6392-661
• Seiko 6272-221