Breitling Chronomat Automatic 40 vs Breitling Chronomat B01 42

SpecificationBreitling Chronomat Automatic 40Breitling Chronomat B01 42
BrandBreitlingBreitling
CollectionChronomatChronomat
ReferenceA37340351B1A1AB0134101B1A1
CategorySportsChronograph
Movement TypeAutomaticAutomatic
CaliberBreitling 17Breitling B01
Power Reserve38h70h
Frequency28,800 vph28,800 vph
Case Diameter40.0mm42.0mm
Case Thickness11.2mm15.1mm
Case MaterialStainless SteelStainless Steel
CrystalSapphire with anti-reflective coatingSapphire with anti-reflective coating
Water Resistance200m / 656ft200m / 656ft
Weight155g185g
MSRP$4,850$8,900
Market Price$3,400$5,900

In-Depth Comparison

The Breitling Chronomat Automatic 40 and the Breitling Chronomat B01 42 represent two compelling options in the luxury watch market. Both timepieces have earned devoted followings among collectors and enthusiasts, but they approach horology from distinctly different perspectives. Let's break down how these two watches compare across the key dimensions that matter most to buyers.

Heritage And Brand Prestige

Breitling and Breitling is a brand that needs no introduction. Comparing two models from the same manufacturer comes down to purpose, design philosophy, and intended use case. Both watches hail from Switzerland, benefiting from the region's deep horological tradition. This particular Chronomat reference was introduced in 2021, while this Chronomat reference debuted in 2020. The Breitling Chronomat Automatic 40 is the newer release, potentially featuring more modern technology and finishing.

Movement And Mechanics

At the heart of the Breitling Chronomat Automatic 40 beats the Breitling 17 caliber offering a 38-hour power reserve running at 28,800 vph with 25 jewels. The Breitling Chronomat B01 42 is powered by the Breitling B01 with a 70-hour power reserve operating at 28,800 vph featuring 47 jewels. The Breitling Chronomat B01 42 wins on power reserve with a 32-hour advantage, which means less frequent winding for those who rotate watches.

Dimensions And Wearability

The Breitling Chronomat Automatic 40 features a 40.0mm case at 11.2mm thick with a 46.0mm lug-to-lug measurement, crafted in Stainless Steel. The Breitling Chronomat B01 42 comes in at 42.0mm and 15.1mm thick with 49.0mm lug-to-lug, constructed from Stainless Steel. The Breitling Chronomat Automatic 40 wears more compactly on the wrist, making it potentially more suitable for smaller wrists or those who prefer understated proportions. At 155g, the Breitling Chronomat Automatic 40 is the lighter of the two.

Materials And Construction

The Breitling Chronomat Automatic 40 uses a Sapphire with anti-reflective coating crystal paired with a Unidirectional rotating, rider tabs bezel, while the Breitling Chronomat B01 42 features Sapphire with anti-reflective coating crystal with a Unidirectional rotating, rider tabs bezel. On the wrist, the Breitling Chronomat Automatic 40 comes on a Stainless steel Rouleaux bracelet with Folding clasp with micro-adjust, while the Breitling Chronomat B01 42 is fitted with Stainless steel Rouleaux bracelet featuring Folding clasp with micro-adjust.

Water Resistance And Capability

The Breitling Chronomat Automatic 40 is rated to 200m / 656ft and the Breitling Chronomat B01 42 to 200m / 656ft. Both watches share the same water resistance rating, making them equally suited for aquatic activities.

Pricing And Value

At retail, the Breitling Chronomat Automatic 40 lists for $4,850 compared to $8,900 for the Breitling Chronomat B01 42. The Breitling Chronomat Automatic 40 is the more accessible option at MSRP, saving $4,050 at retail. On the secondary market, the Breitling Chronomat Automatic 40 trades around $3,400 while the Breitling Chronomat B01 42 commands approximately $5,900.

The Verdict

Choosing between the Breitling Chronomat Automatic 40 and the Breitling Chronomat B01 42 ultimately comes down to personal priorities. For value-conscious buyers, the Breitling Chronomat Automatic 40 delivers excellent quality at a lower price point. for dress occasions and smaller wrists, the Breitling Chronomat Automatic 40 is more versatile. Both watches are exceptional timepieces that will serve their owner well for generations. We recommend trying both on the wrist at an authorized dealer before making your final decision, as comfort and emotional connection are ultimately just as important as specifications.