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Statement Luxury Solitaires • 4.00 - 4.25 Carat

4 Carat Lab Diamond Price.
Direct Surat Factory Cost.

A certified 4 carat lab grown diamond price ranges between $1,850 to $2,600 USD direct from our Surat CVD plasma reactors for premium D-F Color, VVS/VS Clarity, and Triple Excellent Cut—compared to $8,500 – $12,000 in US luxury retail storefronts and $60,000+ for mined diamonds.

View 4ct Price Matrix
IGI & GIA Graded ~10.25mm Round Spread Free Insured US Delivery
4 Carat Lab Grown Diamond Ring
4.00ct Statement
From $1,850 Factory Price
Round 4ct Diameter
10.10 – 10.35 mm
Oval 4ct Dimensions
12.50 × 8.70 mm
Radiant 4ct Dimensions
10.50 × 8.00 mm
Finger Coverage
~68% on US Size 6 Hand
✦ 2026 Wholesale vs Retail Benchmark ✦

4 Carat Lab Diamond Price Breakdown

Compare Surat manufacturing factory direct wholesale rates with US luxury retail store prices for certified 4.00ct diamonds across high-grade specs.

Color & Clarity Grade Cut Grade Surat Factory Price US Retail Store Price Natural Mined Cost Action
D / VVS1 (Collector Grade)
Purest Type IIa Crystal Clarity
 Triple Excellent $2,350 – $2,580 USD $10,500 – $12,500 $85,000+
E / VVS2 (High Fire Elite)
Blinding Scintillation & Icy Sparkle
 Ideal / Hearts & Arrows $2,080 – $2,290 USD $9,200 – $11,000 $70,000+
F / VS1 (Most Popular 4ct)
The Optimal Engagement Sweet Spot
 Triple Excellent $1,850 – $2,080 USD $8,500 – $9,800 $60,000+
G / VS2 (Maximum Size Value)
100% Eye Clean in Yellow / Rose Gold
 Excellent $1,650 – $1,850 USD $7,200 – $8,500 $48,000+
Dominant Finger Coverage

At over 10mm across in round and 12.5mm in oval, a 4 carat diamond covers ~68% of the finger, creating an unforgettable, red-carpet luxury statement.

Save Over $6,500 Direct

Direct Surat manufacturing supply pricing eliminates high US luxury boutique commissions, inventory carrying fees, and distributor markups.

IGI & GIA Laser Inscription

Every stone includes a microscopic laser inscription on the diamond girdle verifying its 4Cs grading against official digital laboratory records.

✦ Millimeter Dimensions ✦

4 Carat Dimensions Across Diamond Shapes

A 4 carat diamond weighs 0.80 grams. At this carat weight, surface spread exceeds 10 to 16 millimeters depending on the diamond's faceting geometry.

Round Brilliant

10.15 – 10.35 mm

Over 1 full centimeter in width with magnificent, blinding 57-facet fire.
Oval Cut

12.50 × 8.70 mm

Extensive finger coverage (~12.5mm length) with dramatic slimming elegance.
Emerald Cut

10.80 × 7.80 mm

Regal Art Deco step cut with expansive open table showcasing Type IIa crystal purity.
Radiant Cut

10.50 × 8.10 mm

70 facets combining the geometric presence of an emerald cut with brilliant crushed-ice fire.
Pear Shape

13.50 × 8.60 mm

Dramatic teardrop silhouette extending 13.5mm from curved base to sharp tip.
Elongated Cushion

10.50 × 8.60 mm

Celebrity bridal favorite combining soft curved corners with high-scintillation fire.
Marquise Cut

16.50 × 8.20 mm

Monumental royal navette spread reaching over 16.5mm across the entire knuckle.
Princess Cut

9.00 × 9.00 mm

Sharp architectural 90-degree square brilliant geometry with bold contemporary fire.
✦ High-Carat Strategy ✦

Expert Buying Formula for 4 Carats

A 4 carat diamond is a serious high-jewelry investment. With a table facet measuring over 6.5mm wide, flaws cannot hide. Here is how to select a pristine stone:

1. Never Drop Below VS1 Clarity: In 1ct stones, SI1 can sometimes be eye-clean. At 4 carats, SI inclusions are easily visible to the naked eye. Insist on VS1 or VVS2 to guarantee absolute 100% eye-cleanliness.

2. Color Selection: For platinum or white gold settings, select F or E Color. If mounting in yellow or rose gold, a G Color stone will face up bright ice-white because the warm metal absorbs subtle undertones.

3. Insist on Triple Excellent Cut: A stone of this size must have mathematically balanced proportions to avoid "windowing" (where light passes straight through the center without reflecting).

F / VS1 Recommended

The connoisseur choice for 100% eye-clean ice fire.

Reinforced Platinum Mount

Heavy-gauge prongs engineered to secure large carats.

Recommended 4 Carat Ring Mountings

Solid Platinum 950 6-Claw Setting

Essential for a 4 carat stone; platinum does not wear thin over decades of wear.

Cathedral Pavé with Under-Gallery

Sturdy arched shoulders that balance the top-heavy diamond and prevent spinning.

Three-Stone with Trapezoid Diamonds

Substantial side trapezoids (0.50ct each) framing the 4ct center diamond in royal harmony.

Speak with a 4ct Diamond Specialist
✦ Buyer Education ✦

Frequently Asked Questions

Key facts and pricing guidance for certified 4 carat lab grown diamonds.

Direct from New Origin Diamonds' Surat manufacturing facility, an IGI or GIA certified 4 carat lab grown diamond costs between $1,850 and $2,600 USD for premium D-F color, VVS-VS clarity, and Triple Excellent cut. In US luxury retail storefronts, comparable stones sell for $8,500 to $12,000 USD, while a natural mined 4 carat diamond commands $60,000 to $90,000+.

A 4 carat diamond is substantial. In a round cut, it measures over 10.2 mm across, covering approximately 68% of the width of an average US size 6 finger. In an oval cut, it spans 12.5 × 8.7 mm, creating an eye-catching luxury look that commands immediate attention.

We strongly recommend a **Solid Platinum 950 setting with 6 prongs** (or double claw prongs) and a **Cathedral shank**. A 4 carat stone carries weight, and cathedral shoulders support the head from below, preventing the ring from spinning on the finger and shielding the diamond from accidental impacts.

You should choose **VS1 or VVS2**. While smaller diamonds can be eye-clean at VS2 or SI1, a 4 carat diamond has a very large, open table facet where minor carbon inclusions can be easily spotted. A VS1 grade guarantees the diamond is 100% eye-clean from every angle.

Yes, 100%! Lab grown diamonds are real diamonds made of 100% crystallized carbon with a Mohs hardness of 10. They share identical physical, chemical, and optical properties with mined diamonds and are certified by leading global gemological authorities like IGI and GIA.
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