Jaeger-LeCoultre Master Ultra Thin Power Reserve

Jaeger-LeCoultre

Master Ultra Thin Power Reserve

Reference: Q1378420

The Jaeger-LeCoultre Master Ultra Thin Power Reserve, reference Q1378420, is a 39 mm watch in stainless steel with a silvered gray, sunray-brushed dial. Inside is the calibre 938, an automatic movement with a 70-hour power reserve, visible through an exhibition case back. It lists hour - minute, dare and power reserve among its complications and comes on a black alligator leather strap.

Case Information+

Case Size: 39 mm

Case Material: Stainless Steel

Case Back: Exhibition

Crystal: Sapphire

Movement+

Type: Mechanical Automatic

Calibre: Calibre 938

Power Reserve: 70 hours

Jewels: 39

Frequency: 4 Hz

VPH: 28,800

Complications: Hour - Minute, Dare, Power Reserve, Seconds

Other+

Bracelet Material: Alligator Leather

Bracelet Colour: Black

Dial Colour: Silvered Gray, Sunray-brushed

Water Resistance: 50 meters

Limited Edition: No

Questions about this watch+
What movement is in the Jaeger-LeCoultre Master Ultra Thin Power Reserve?
The Jaeger-LeCoultre Master Ultra Thin Power Reserve uses the calibre 938, an automatic movement with a 70-hour power reserve and 39 jewels.
How big is the Jaeger-LeCoultre Master Ultra Thin Power Reserve?
The case measures 39 mm across and is made of stainless steel.
What complications does the Jaeger-LeCoultre Master Ultra Thin Power Reserve have?
Its complications are listed as hour - minute, dare and power reserve.
How water resistant is the Jaeger-LeCoultre Master Ultra Thin Power Reserve?
It is rated to 50 m.
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The data is collected from publicly available sources and may contain inaccuracies.