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Round|Lab Grown|IGI

5.18ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG567370761

Shape and cutting style on the report: Round brilliant

Certificate IGI LG567370761

Diamond specifications and retailer prices

From $677 USD
As of November 1, 2026
Save $3,463 USD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,140 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 5.18ct lab-grown round diamond

This 5.18ct lab-grown round sits in the over five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG567370761 or 567370761. Listed at 19 retailers as of November 1, 2026, with prices from $677 to $4,140, a $3,463 spread on the same certified stone. Brilliant Earth lists it at $4,140. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.18
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567370761
Dimensions11.11 × 11.08 × 6.81 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.11 mm11.08 mm5.18 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567370761
Side View
Table 57.5%Crown 35.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $4,140 USD|Low: $638 USD|High: $4,270 USD|Avg: $1,714 USD|-2.8%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 12
Retailer 13
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Retailer 20
November 2, 2026
Retailer 10$677 USD
Retailer 17$737 USD
Retailer 7$758 USD
Retailer 4$785 USD
Retailer 6$785 USD
Retailer 3$1,033 USD
Retailer 5$1,249 USD
Retailer 14$1,260 USD
Retailer 11$1,279 USD
Retailer 13$1,292 USD
Retailer 15$1,592 USD
Retailer 2$1,595 USD
Retailer 20$1,754 USD
Retailer 18$2,006 USD
Retailer 9$2,208 USD
Retailer 8$2,708 USD
Retailer 12$2,885 USD
Retailer 19$3,285 USD
Retailer 16$3,326 USD
Brilliant Earth$4,140 USD

37 data points across 20 retailers

19 retailers$677 USD to $4,140 USD

A
Cheapest Retailer
-
$677 USD
A
Retailer 2
-
$737 USD
View
A
Retailer 3
-
$758 USD
View
Final sale: no returns
A
Retailer 4
-
$785 USD
View
Retailer 5
-
$785 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$1,249 USD
View
A
Retailer 7
-
$1,260 USD
View
B+
Retailer 8
-
$1,279 USD
View
A
Retailer 9
-
$1,292 USD
€1,230 EUR
View
B+
Retailer 10
-
$1,592 USD
A$2,449 AUD
View
B+
Retailer 11
-
$1,595 USD
ZAR 25,762 ZAR
View
B+
Retailer 12
-
$1,754 USD
View
B+
Retailer 13
-
$2,006 USD
View
B+
Retailer 14
-
$2,208 USD
View
B
Retailer 15
-
$2,708 USD
View
Retailer 16
-
$2,885 USD
View
Price last confirmed 23 days ago
B
Retailer 17
-
$3,285 USD
View
B
Retailer 18
-
$3,326 USD
£2,619 GBP
View
Most Expensive
B
Brilliant Earth
7622322A · Nov 2
$4,140 USD
View
18 more retailers have this diamond
Prices start from $677 USDSave up to $3,463 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
5.18ct Round
$677 USD