Seiko Cal. 6138 - 724

Seiko 6138-724

The 6138-724 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6138 caliber with 23j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-ce9031776a45]

Also known as: Sumo, UFO

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
40mm
Case Thickness
9.3mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Cream
Jewels
23j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1988

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