Seiko Cal. 6340 - 747

Seiko 6340-747

The 6340-747 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6340 caliber with 23j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-e8f5b0922626]

Also known as: Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
35mm
Case Thickness
12.2mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
110m
Dial Color
Black
Jewels
23j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1994

Related Models

seikata-wm-e8f5b0922626