The Basics
The Longines GrandeVitesse Chronograph GMT has a stainless steel case of 44mm, fitted with an aluminum tachymeter bezel calibrated for both KM/H and MPH. This watch is powered by caliber L686, which is Longines’ version of the ETA / Valjoux 7754.
Brand: | Longines |
Family: | GrandeVitesse |
Reference: | L3.637.4.70.0 (aka: L36374700) |
Name: | GrandeVitesse Chronograph 24h |
Produced: | 2009 – 2011 |
Limited: | No |
Below is a detailed look at Longines’s model L3.637.4.70.0 from GrandeVitesse watch family, including the price, case details and movement features.
The Details
Longines’s GrandeVitesse Chronograph 24h (L3.637.4.70.0 (aka: L36374700)) was originally released in 2009 – 2011. This watch features a automatic movement beating at a frequency of 28800 bph ( 4 Hz) to provide a 42-hour power reserve when fully wound.
The Case
The stainless steel case measures 44mm in diameter and roughly mm thick, with 22mm lug width. The round case is paired with a silver color dial with stick-shaped hands, and a stick / dot hour markers and minute track, covered by a sapphire glass. Longines’s GrandeVitesse model L3.637.4.70.0 is water resistant up to 50 meters (164 ft). A display caseback is over the back of the watch case.
Material: | Stainless steel |
Glass: | Sapphire |
Back: | Display |
Shape: | Round |
Diameter: | 44mm |
Height: | mm |
Lug Width: | 22mm |
W/R: | 50 |
Case Diameter
Case Thickness
Lug Width
Water Resistance
The Movement
The GrandeVitesse L3.637.4.70.0 movement is a powered by caliber L686 made by Longines. The 25-jewel automatic movement is 30mm in diameter. Its balance wheel oscillates at 28,800 semi-oscillations per hour or 4 Hz. This movement offers a 42-hour power reserve.
Type: | Automatic |
Brand: | Longines |
Caliber: | L686 |
Base: | ETA 7754 |
Display: | Analog |
Diameter: | 30mm |
Jewels: | 25 |
Reserve: | 42 hours |
Frequency: | 28800 bph |
Time: | Additional 24 Hour Hand (adjustable), Hours, Minutes, Small Seconds |
Chronograph: | Chronograph |
Additionals: |
The Price
How much does the Longines’s GrandeVitesse L3.637.4.70.0 cost? This watch was introduced in 2009 and has been in Longines’s collection for around . This watch is not a limited release. As with most luxury watches, the price of depends on the availability and demand.
CURRENT PRICE: $2,270
For more information, visit Longines online.
Specifications:
- Brand: Longines
- Model: GrandeVitesse Chronograph 24h
- Reference Number: L3.637.4.70.0 (aka: L36374700)
- Limited: No
Case & Dial:
- Material: Stainless steel
- Glass: Sapphire
- Back: Display
- Diameter: 44
- Thickness:
- Lug Width: 22
- Dial Color: Silver
- Indexes: Stick / Dot and Stick-shaped hands
- Water Resistance: 50 meters
Movement:
- Winding: Automatic
- Brand: Longines
- Caliber: L686
- Display: Analog
- Diameter: 30mm
- Jewels: 25
- Power Reserve: 42 hours
- Frequency: 28800 bph
- Functions: Additional 24 Hour Hand (adjustable), Hours, Minutes, Small Seconds
About Longines
Augueste Agassiz founded Longines in 1832 in Saint-Imier, Switzerland. Now owned by the Swatch Group, the manufacture is best known for its aviator watches. Its Heritage Collection includes the Telemeter Chronograph, Heritage Retrograde, Column-Wheel Chronograph, and Heritage 1935. Longines is part of the Swatch Group group.
View all Longines watches.
Longines Watches
View more Longines watches.
Discover new luxury watches and watch brands for men and women from our database of over 20,000 watches across more than 100 different brands.