Master Ultra Thin Power Reserve Q1378421

Master Ultra Thin Power Reserve Q1378421

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39mm, Silver grey
Jaeger-LeCoultre
Jaeger-LeCoultre
Master Ultra Thin Essentials
Housed in a 39mm case, The Master Ultra Thin Power Reserve demonstrates the watchmaking philosophy of streamlining functionality and design to its essential elements. The dial layout is clean and carefully designed with no wasted space, Symbolizing the brand’s focus on precision.
Dial color
Silver gray
Dial index
Tagger (Triangle)
Glass
Sapphire crystal
Case material
Stainless steel
Case back
Transparent case back
Case diameter
39mm
Case thickness
8.95mm
Bracelet material
Leather
Bracelet types
Strap
Buckle type
Folding buckle
Bezel material
Stainless steel
Lug width
21mm
Function
Power reserve indicator, Date, Small seconds
Waterproof
50m
Weight
56.15g
Movement
Self-winding
Caliber
JLC Cal. 938
Frequency
28, 800 vibrations
Power reserve
About 70 hours
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