The Basics

The Montblanc 1858 Geosphere was introduced in 2018. It features a stainless steel case of 42mm, which is fitted with a rotating bezel in ceramic and a closed & engraved back. It is motivated by the self-winding caliber MB 29.25, which features rotating globes at 12:00 and 6:00, a second time zone at 9:00, and a date window at 3:00. Reference 117838 is fitted with a brown ‘sfumato’ aged calf leather Bund strap with beige stitching coming from the Montblanc Pelletteria in Florence. Reference 119286 is identical but fitted with a more conventional cognac-coloured aged calfskin strap with beige stitching. Reference 117837 is fitted with a black NATO strap.

Brand: Montblanc
Family: 1858
Reference: 117838
Name: 1858 Geosphere Stainless Steel / Black / Bund
Produced: 2018
Limited: No

Below is a detailed look at Montblanc’s model 117838 from 1858 watch family, including the price, case details and movement features.

Montblanc 1858 117838

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The Details

Montblanc’s 1858 Geosphere Stainless Steel / Black / Bund (117838) was originally released in 2018. 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, ceramic case measures 42mm in diameter and roughly 12.8mm thick. The round case is paired with a black color dial with cathedrale-shaped hands, and a mixed hour markers and minute track, covered by a sapphire glass. Montblanc’s 1858 model 117838 is water resistant up to 100 meters (328 ft). A solid caseback is over the back of the watch case.

Material: Stainless steel, Ceramic
Glass: Sapphire
Back: Solid
Shape: Round
Diameter: 42mm
Height: 12.8mm
Lug Width: N/Amm
W/R: 100

Case Diameter

Case Thickness

Lug Width

Water Resistance

The Movement

The 1858 117838 movement is a powered by caliber MB 29.25 made by Montblanc. The 26-jewel automatic movement is 25.6mm in diameter. Its balance wheel oscillates at 28800 semi-oscillations per hour or 4 Hz. This movement offers a 42-hour power reserve.

Type: Automatic
Brand: Montblanc
Caliber: MB 29.25
Base: Sellita SW300-1
Display: Analog
Diameter: 25.6mm
Jewels: 26
Reserve: 42 hours
Frequency: 28800 bph
Time: Hours, Minutes, Additional 12 Hour Hand (adjustable), Day / Night Indication, World Time
Chronograph:
Additionals:

The Price

How much does the Montblanc’s 1858 117838 cost? This watch was introduced in 2018 and has been in Montblanc’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: Not Available

For more information, visit Montblanc online.

Specifications:

  • Brand: Montblanc
  • Model: 1858 Geosphere Stainless Steel / Black / Bund
  • Reference Number: 117838
  • Limited: No

Case & Dial:

  • Material: Stainless steel, Ceramic
  • Glass: Sapphire
  • Back: Solid
  • Diameter: 42
  • Thickness: 12.8
  • Lug Width: N/A
  • Dial Color: Black
  • Indexes: Mixed and Cathedrale-shaped hands
  • Water Resistance: 100 meters

Movement:

  • Winding: Automatic
  • Brand: Montblanc
  • Caliber: MB 29.25
  • Display: Analog
  • Diameter: 25.6mm
  • Jewels: 26
  • Power Reserve: 42 hours
  • Frequency: 28800 bph
  • Functions: Hours, Minutes, Additional 12 Hour Hand (adjustable), Day / Night Indication, World Time

About Montblanc

Montblanc logo

Claus-Johannes Voss, Alfred Nehemias, and August Eberstein founded the company now known as Montblanc as a pen maker in Hamburg, Germany, in 1906. Today, as a member of the Richemont group, Montblanc produces a range of luxury goods under the leadership of CEO Jerome Lambert.

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