Hamilton Khaki Aviation Khaki Pilot Day Date Stainless Steel / Black

Reference H64645531

About this watch

The Hamilton Khaki Pilot Day Date H64645531 is a timepiece that combines military precision with stylish design. This rugged yet sophisticated watch features a black matte finish on its dial and a stainless steel case, giving it a robust appearance while still feeling refined. The 42mm round shape and 12.5mm height make it a perfectly balanced piece for most wrists. Bold Arabic numerals and sword hands add elegance while ensuring visibility against the black background. Protected by a sapphire crystal, this watch is built to handle demanding environments and active lifestyles. At its heart lies the Hamilton caliber H-40, an automatic movement based on the reliable ETA 2834-2 with a frequency of 21,600 vibrations per hour and a power reserve of 80 hours. The H64645531 features hours, minutes, seconds, and a day/date display, making it a handy companion for daily life. Its water resistance of up to 100 meters ensures you can enjoy your day without worrying about your watch getting damaged. With its rich features, durable build, and timeless elegance, the Hamilton Khaki Pilot Day Date H64645531 is a watch that you'll cherish for years.
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Key Features

  • 42mm round shape
  • Hamilton caliber H-40 automatic movement
  • Sapphire crystal protection
  • Water resistance up to 100 meters
  • Day/date display
  • 80-hour power reserve
  • Stainless steel case

Specifications

Brand
Hamilton
Family
Khaki Aviation
Model
Khaki Pilot Day Date Stainless Steel / Black
Reference
H64645531
Movement
h-40
Movement Features
  • Hours, Minutes, Seconds
  • Date, Day
Case
Stainless Steel 42mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Hamilton Khaki Aviation Day Date Auto 42mm Ref: H64645531 BNIB!

Hamilton Khaki Aviation Day Date Auto 42mm Ref: H64645531 BNIB!

Hamilton - H64645531 · $750
This is a Hamilton Khaki Aviation Day Date Auto, a 42mm automatic watch with day and date features. It's brand new, still in its box, and comes with a full kit including outer and inner boxes, papers, warranty cards, and is covered under warranty from an authorized dealer.

  • Condition: Brand new, never worn (BNIB)
  • Case Size: 42mm
  • Movement Type: Automatic
Posted at
Dec 15, 2025, 10:51 PM
Active
[WTS] Hamilton Khaki Aviation Day Date Auto 42mm Ref: H64645531 BNIB Full kit in warranty from AD

Hamilton Khaki Aviation Day Date Auto 42mm Ref: H64645531 BNIB Full kit in warranty from AD

Hamilton - H64645531 · $800
The Hamilton Khaki Aviation Day Date Auto features a perfectly proportioned design with an extended power reserve of up to 80 hours. This allows the watch to keep ticking for almost two days without winding.

  • Condition: Brand new, never worn (BNIB)
  • Power reserve: up to 80 hours
  • Case size: 42mm diameter
  • Includes: outer box, inner box, papers, warranty cards, H-40
Posted at
Dec 14, 2025, 1:45 PM
Active
[WTS] Hamilton Khaki Pilot Day Date Auto Ref. H64645531

Hamilton Khaki Pilot Day Date Auto Ref. H64645531

Hamilton - H64645531 · $950
A Hamilton Khaki Pilot Day Date Auto watch, a variation of Cooper's watch from the movie Interstellar.

  • Condition: Pre-owned, lightly worn
  • Ownership history: Family heirloom
  • Papers included: Yes
Posted at
Dec 13, 2025, 8:40 PM
Active
[WTS] Hamilton Khaki Aviation Day Date Auto 42mm Ref: H64645531 BNIB Full kit in warranty from AD

Hamilton Khaki Aviation Day Date Auto 42mm Ref: H64645531 BNIB Full kit in warranty from AD

Hamilton - H64645531 · $850
This Hamilton Khaki Aviation Day Date Auto features a 42mm case with an extended power reserve of up to 80 hours.

  • Condition: New, never worn (BNIB)
  • Power reserve: up to 80 hours
  • Case size: 42mm
Posted at
Dec 13, 2025, 6:30 PM
Active
[WTS] Hamilton Khaki Aviation Worldtimer Quartz Chrono – Ref. H76714335

Hamilton Khaki Aviation Worldtimer Quartz Chrono – Ref. H76714335

Hamilton - H76714335 · $800
A Hamilton Khaki Aviation Worldtimer Quartz Chronograph with world-time functionality and aviation-inspired design.

  • Condition: Used, very good
  • Year: 2023
  • Ownership: First owner
  • Included items: Pouch and papers
Posted at
Dec 22, 2025, 11:24 PM
Active
[WTS] Hamilton Khaki Aviation Auto 42mm H766650 $700 Shipped

Hamilton Khaki Aviation Auto 42mm H766650 $700 Shipped

Hamilton - H766650 · $700
A Hamilton Khaki Aviation Automatic Watch with a black dial and stainless steel case.

  • Condition: Pre-owned
  • Case diameter: 42mm
  • Thickness: 11.1mm
  • Dial color: Black
Posted at
Dec 18, 2025, 9:12 PM
Active
[WTS] Hamilton. Khaki Aviation Pilot Pioneer. Ref - H76205530

Hamilton. Khaki Aviation Pilot Pioneer. Ref - H76205530

Hamilton - H76205530 · $700
This Hamilton Khaki Aviation Pilot Pioneer is a lightly used timepiece with 4 months of factory warranty remaining.

  • Condition: Lightly used, great condition
  • Warranty remaining: 4 months
Posted at
Dec 17, 2025, 3:23 PM
Active
[WTS] Hamilton Khaki Aviation Pilot Pioneer Chrono Quartz – H76522131 – Full Set – Excellent

Hamilton Khaki Aviation Pilot Pioneer Chrono Quartz – H76522131 – Full Set – Excellent

Hamilton - H76522131 · $499
This Hamilton Khaki Aviation Pilot Pioneer Chrono Quartz is a stainless steel watch with a black dial and aviation-inspired layout. It features a quartz chronograph movement and comes in full set, including the original case, papers, and extra links.

  • Condition: Excellent, hardly worn by the original owner
  • Case material: stainless steel
  • Movement type: quartz chronograph
Posted at
Dec 13, 2025, 8:45 PM
Active