Hamilton Intra-Matic Auto Chronograph vs Orient Sun & Moon
Hamilton's chronograph meets Orient's dress watch
Quick Verdict
The Orient Sun & Moon ($250–$500) delivers Orient In-House Automatic (Hacking, Hand-Winding) technology in the tier below the Hamilton Intra-Matic Auto Chronograph ($2,500–$5,000). The Sun & Moon measures 41.5mm and is rated 50m (5 ATM). The Intra-Matic Auto Chronograph justifies its premium with Swiss Made heritage and Automatic H-31. Both represent excellent choices in the luxury watch category.
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Specifications Compared
| Feature | Hamilton Intra-Matic Auto Chronograph | Orient Sun & Moon |
|---|---|---|
| Price | $2,500–$5,000 | $250–$500 |
| Case Size | 40mm | 41.5mm |
| Movement | Automatic H-31 | Automatic Caliber F6B24 |
| Caliber Type | Valjoux-Based Automatic Chronograph | Orient In-House Automatic (Hacking, Hand-Winding) |
| Power Reserve | 60 Hours | 40 Hours |
| Water Resistance | 100m (10 ATM) | 50m (5 ATM) |
| Crystal | Sapphire (Domed) | Mineral Glass |
| Case Material | Stainless Steel | Stainless Steel |
| Origin | Swiss Made | Made in Japan |
Category-by-Category Analysis
Design & Aesthetics
Hamilton's design language vs Orient's approach
The Hamilton Intra-Matic Auto Chronograph features a Stainless Steel case at 40mm with Sapphire (Domed) protection. The Orient Sun & Moon offers Stainless Steel construction at 41.5mm with Mineral Glass. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic H-31 vs Automatic Caliber F6B24
The Intra-Matic Auto Chronograph runs the Automatic H-31 (Valjoux-Based Automatic Chronograph, 60 Hours power reserve) at 28,800 vph (4 Hz) frequency. The Sun & Moon uses the Automatic Caliber F6B24 (Orient In-House Automatic (Hacking, Hand-Winding), 40 Hours reserve) at 21,600 vph (3 Hz). The Intra-Matic Auto Chronograph edges ahead on power reserve.
Wearability & Fit
40mm vs 41.5mm — different wrist presence
At 40mm, the Intra-Matic Auto Chronograph wears more compactly on smaller wrists compared to the Sun & Moon at 41.5mm. Water resistance differs: 100m (10 ATM) vs 50m (5 ATM).
Value & Cost of Ownership
Orient sits in the lower tier
The Hamilton Intra-Matic Auto Chronograph sits at $2,500–$5,000 and the Orient Sun & Moon at $250–$500. On the specs that outlast any price: the Intra-Matic Auto Chronograph uses Sapphire (Domed) with 60 Hours, against Mineral Glass and 40 Hours on the Sun & Moon. Service intervals are typically 5-7 years for both.
Water Resistance
100m (10 ATM) vs 50m (5 ATM)
The Intra-Matic Auto Chronograph is rated to 100m (10 ATM) while the Sun & Moon handles 50m (5 ATM). The Intra-Matic Auto Chronograph is better suited for water activities.
Our Verdict
Hamilton
Intra-Matic Auto Chronograph
Choose the Hamilton Intra-Matic Auto Chronograph if you prioritize Valjoux-Based Automatic Chronograph engineering, Swiss Made craftsmanship, and 100m (10 ATM) water resistance. At $2,500–$5,000, it delivers Automatic H-31 with 60 Hours power reserve.
Check Price on AmazonOrient
Sun & Moon
Choose the Orient Sun & Moon if you value Orient In-House Automatic (Hacking, Hand-Winding) technology, Made in Japan heritage, and 41.5mm proportions. At $250–$500, the Automatic Caliber F6B24 with 40 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Hamilton Intra-Matic Auto Chronograph and Orient Sun & Moon represent two distinct approaches to fine watchmaking — the Hamilton bringing Swiss Made tradition while Orient delivers Made in Japan engineering.
Frequently Asked Questions
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How This Page Was Made
Our comparisons are generated from a hand-maintained specification database and reviewed under our editorial standards. We use AI tools to assemble pages from that data. We don’t invent specs: every number traces back to the database, and when we correct an entry, the fix is applied site-wide. As an Amazon Associate, The Horologist earns from qualifying purchases.