The Basics

The Montblanc 1858 Manual Small Seconds is a hand-wound watch with a look inspired by watches from Minerva, a brand acquired by Montblanc several years ago. Its case measures 44mm across, holding a renamed Unitas 6498 movement. Reference 112638 has a stainless steel case and a mesh strap. The dial is black.

Brand: Montblanc
Family: 1858
Reference: 112639
Name: 1858 Manual Small Second Stainless Steel / Black / Mesh
Produced: 2015
Limited: No

Below is a detailed look at Montblanc’s model 112639 from 1858 watch family, including the price, case details and movement features.

Montblanc 1858 112639

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The Details

Montblanc’s 1858 Manual Small Second Stainless Steel / Black / Mesh (112639) was originally released in 2015. This watch features a hand-wound movement beating at a frequency of 18000 bph (2.5 Hz) to provide a 46-hour power reserve when fully wound.

The Case

The stainless steel case measures 44mm in diameter and roughly 10.95mm thick, with 22mm lug width. The round case is paired with a black color dial with cathedrale-shaped hands, and a arabic numerals hour markers and minute track, covered by a sapphire glass. Montblanc’s 1858 model 112639 is water resistant up to 30 meters (98 ft). A display caseback is over the back of the watch case.

Material: Stainless steel
Glass: Sapphire
Back: Display
Shape: Round
Diameter: 44mm
Height: 10.95mm
Lug Width: 22mm
W/R: 30

Case Diameter

Case Thickness

Lug Width

Water Resistance

The Movement

The 1858 112639 movement is a powered by caliber MB 23.03 made by Montblanc. The 17-jewel hand-wound movement is 36.6mm in diameter. Its balance wheel oscillates at 18000 semi-oscillations per hour or 2.5 Hz. This movement offers a 46-hour power reserve.

Type: Hand-Wound
Brand: Montblanc
Caliber: MB 23.03
Base: ETA 6498-1
Display: Analog
Diameter: 36.6mm
Jewels: 17
Reserve: 46 hours
Frequency: 18000 bph
Time: Hours, Minutes, Small Seconds
Chronograph:
Additionals:

The Price

How much does the Montblanc’s 1858 112639 cost? This watch was introduced in 2015 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: 3345

For more information, visit Montblanc online.

Specifications:

  • Brand: Montblanc
  • Model: 1858 Manual Small Second Stainless Steel / Black / Mesh
  • Reference Number: 112639
  • Limited: No

Case & Dial:

  • Material: Stainless steel
  • Glass: Sapphire
  • Back: Display
  • Diameter: 44
  • Thickness: 10.95
  • Lug Width: 22
  • Dial Color: Black
  • Indexes: Arabic Numerals and Cathedrale-shaped hands
  • Water Resistance: 30 meters

Movement:

  • Winding: Hand-Wound
  • Brand: Montblanc
  • Caliber: MB 23.03
  • Display: Analog
  • Diameter: 36.6mm
  • Jewels: 17
  • Power Reserve: 46 hours
  • Frequency: 18000 bph
  • Functions: Hours, Minutes, Small Seconds

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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