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Intra-Matic Auto Chrono
American Classic Intra-Matic Auto Chrono

American Classic Intra-Matic Auto Chrono
Automatic | 40mm | H38446730

Name: American Classic Intra-Matic Auto Chrono
Brand: Hamilton
SKU: H38446730
Price: 2625.00 USD
Availability: InStock
Rating: 3 (1 reviews)

$2,625.00

In stock

Inspired by its original racing roots in 1968, the Intra-Matic Auto Chrono welcomes a new interpretation of the iconic Intra-Matic design. A modern take on a vintage classic, the all-black 40mm PVD case, dial and perforated strap add a contemporary edge to a historical model that harks back to the 70s. Discover our vintage inspired intra-matic watch collection.

Specifications

Reference H38446730
Caliber H-31
Collection American Classic
Movement Automatic
Watch Function Chronograph, Date, Tachymeter
Case size 40mm
Thickness (mm) 14.45
Dial color Black
Case material Stainless steel
Coating PVD black
Crystal Sapphire
Lug width 20mm
Power reserve 60 hour
Status Current collection
Water Resistance 10 bar (100m)/145 psi (328ft)
Anti Reflection Yes
Screw Down Crown Yes
Nivachron Yes
Super Luminova Yes

Strap

Strap reference H6000002111
Strap type Calf leather
Buckle type Pin buckle
Buckle width 18mm

Movement

H-31

The H-31 is a powerful automatic chronograph movement featuring an extended 60-hour power reserve, making it perfect for the demands of the sportiest of models. With an H pattern design on the oscillating bridge, there’s no mistaking who made this movement.

Information

Complimentary gift box available at checkout (excludes watches with specialty boxes)
Free 2^nd Day Shipping
2-Year International Warranty
Contact us: 1-800-234-8463 | Send us a message

Delivery & Return

Delivery

We offer free delivery for all orders. If you would like your order to arrive sooner you can select “Next-Day Delivery” (rates vary by location). To find out more information about our delivery options please visit our Shipping Policy.
Return

We offer returns within 14 days from delivery. For more information, please visit our Return Policy.

If you have an item that you would like to return, please contact our customer service department at 1-800-234-8463 or Write us.

Features

SELF-WINDING

Wrist movements cause the inner rotor to swing, transferring energy to the mainspring, and powering your timepiece.
SUPER-LUMINOVA®

Super-LumiNova is a type of luminescent material applied to hands, dials and bezels to make them visible in the dark.
STAINLESS STEEL CASE

A highly resistant alloy composed of steel and chromium. It can be worked to resemble a precious metal. It is nearly impervious to rust, tarnish, and corrosion.
Sapphire Crystal

Synthetic sapphire crystal is a tough scratch-resistant material, only diamonds could leave a mark.
NIVACHRON™ BALANCE SPRING

Nivachron™ is an alloy used to produce balance spring to resist magnetic fields and improve accuracy. It reduces the effects of magnets, temperature, and shocks.
H-31 CALIBER

A powerful automatic chronograph movement featuring an extended 60-hour power reserve.

INTRA-MATIC AUTO CHRONO

A new generation of racing watches is here. Meet the Intra-Matic Auto Chrono.
REVIVING A CLASSIC

The Intra-Matic takes inspiration from the Chrono-matic, Hamilton’s first automatic chronograph.

3/5

Overall rating | 1 reviews

Love the watch. Looks amazing. Wish it had more colors. The band is too cheap and I’ve already replaced it.

Alex L.

April 16, 2025

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Join the conversation

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American Classic Intra-Matic Auto Chrono Automatic | 40mm | H38446730

Specifications

Strap

Movement

H-31

Information

Delivery & Return

Delivery

Return

Features

SELF-WINDING

Wrist movements cause the inner rotor to swing, transferring energy to the mainspring, and powering your timepiece.

SUPER-LUMINOVA®

Super-LumiNova is a type of luminescent material applied to hands, dials and bezels to make them visible in the dark.

STAINLESS STEEL CASE

A highly resistant alloy composed of steel and chromium. It can be worked to resemble a precious metal. It is nearly impervious to rust, tarnish, and corrosion.

Sapphire Crystal

Synthetic sapphire crystal is a tough scratch-resistant material, only diamonds could leave a mark.

NIVACHRON™ BALANCE SPRING

Nivachron™ is an alloy used to produce balance spring to resist magnetic fields and improve accuracy. It reduces the effects of magnets, temperature, and shocks.

H-31 CALIBER

A powerful automatic chronograph movement featuring an extended 60-hour power reserve.

Related Products

More to explore

Speed, Adrenaline and Precision A new generation of racing watches is here. Meet the Intra-Matic Auto Chrono.

A NEW DIMENSION OF TIME The Ventura Edge Skeleton defies convention with futuristic design and architectural innovation.

KHAKI FIELD MECHANICAL Inspired by the original soldier’s timepieces, the Khaki Field Mechanical blends vintage aesthetics with reliable modern mechanics.

STEP OUTSIDE Dive into the world of Hamilton Khaki and explore the Aviation, Field, and Navy collections, each inspired by the elements of land, sea, and sky.

Hamilton X DEATH STRANDING 2: ON THE BEACH Hamilton partners with Kojima productions to create a special edition watch for DEATH STRANDING 2: ON THE BEACH

KHAKI FIELD AUTOMATIC Continuing a legacy of excellence in field watches, discover the Khaki Field Automatic.