Head-to-Head Comparison

Updated September 5, 2026

Junghans Form A Automatic vs Orient Sun & Moon

Two dress watchs compared — $1,000–$1,500 vs $250–$500

Quick Verdict

The Orient Sun & Moon ($250–$500) delivers Orient In-House Automatic (Hacking, Hand-Winding) technology in the tier below the Junghans Form A Automatic ($1,000–$1,500). The Sun & Moon measures 41.5mm and is rated 50m (5 ATM). The Form A Automatic justifies its premium with Made in Germany heritage and Automatic J800.2 (ETA 2824-2). Both represent excellent choices in the dress watch category.

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Junghans

Form A Automatic

$1,000–$1,500

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Orient

Sun & Moon

$250–$500

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Specifications Compared

Feature	Junghans Form A Automatic	Orient Sun & Moon
Price	$1,000–$1,500	$250–$500
Case Size	39.3mm	41.5mm
Movement	Automatic J800.2 (ETA 2824-2)	Automatic Caliber F6B24
Caliber Type	Swiss ETA Base, German-Finished	Orient In-House Automatic (Hacking, Hand-Winding)
Power Reserve	38 Hours	40 Hours
Water Resistance	50m (5 ATM)	50m (5 ATM)
Crystal	Flat Sapphire with Anti-Reflective Coating	Mineral Glass
Case Material	Stainless Steel	Stainless Steel
Origin	Made in Germany	Made in Japan

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Junghans's design language vs Orient's approach

The Junghans Form A Automatic features a Stainless Steel case at 39.3mm with Flat Sapphire with Anti-Reflective Coating 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.

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Movement & Performance

Edge: Orient

Automatic J800.2 (ETA 2824-2) vs Automatic Caliber F6B24

The Form A Automatic runs the Automatic J800.2 (ETA 2824-2) (Swiss ETA Base, German-Finished, 38 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 Sun & Moon offers a longer power reserve.

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Wearability & Fit

Edge: Junghans

39.3mm vs 41.5mm — different wrist presence

At 39.3mm, the Form A Automatic wears more compactly on smaller wrists compared to the Sun & Moon at 41.5mm. Water resistance differs: 50m (5 ATM) vs 50m (5 ATM).

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Value & Cost of Ownership

Edge: Orient

Orient sits in the lower tier

The Junghans Form A Automatic sits at $1,000–$1,500 and the Orient Sun & Moon at $250–$500. On the specs that outlast any price: the Form A Automatic uses Flat Sapphire with Anti-Reflective Coating with 38 Hours, against Mineral Glass and 40 Hours on the Sun & Moon. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Draw

50m (5 ATM) vs 50m (5 ATM)

The Form A Automatic is rated to 50m (5 ATM) while the Sun & Moon handles 50m (5 ATM). Both offer identical water resistance ratings.

Our Verdict

Junghans

Form A Automatic

Choose the Junghans Form A Automatic if you prioritize Swiss ETA Base, German-Finished engineering, Made in Germany craftsmanship, and 50m (5 ATM) water resistance. At $1,000–$1,500, it delivers Automatic J800.2 (ETA 2824-2) with 38 Hours power reserve.

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Orient

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.

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The Bottom Line

The Junghans Form A Automatic and Orient Sun & Moon represent two distinct approaches to the dress watch category — the Junghans bringing Made in Germany tradition while Orient delivers Made in Japan engineering.

Frequently Asked Questions

On price, the Orient Sun & Moon sits a band lower ($250–$500 against $1,000–$1,500), so it is the cheaper way into the category. Neither is better at everything; the spec table above shows movement, case size, water resistance and crystal side by side so you can weigh what matters to you. We do not test units, so this is the makers' data, not a bench result.

The Orient Sun & Moon offers better upfront value, sitting a tier lower at $250–$500. However, the Junghans Form A Automatic may justify its premium with superior finishing, heritage, or resale value.

Both are suitable for daily wear. The Form A Automatic at 39.3mm with 50m (5 ATM) water resistance handles everyday situations. The Sun & Moon at 41.5mm with 50m (5 ATM) is similarly capable. The Form A Automatic uses Flat Sapphire with Anti-Reflective Coating while the Sun & Moon uses Mineral Glass. Sapphire resists scratches noticeably better than mineral glass.

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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.