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Round|Lab Grown|IGI

8.03ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG588377670

Shape and cutting style on the report: Round brilliant

Certificate IGI LG588377670

Diamond specifications and retailer prices

From $973 USD
As of November 1, 2026
Save $4,247 USD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,220 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 8.03ct lab-grown round diamond

This 8.03ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG588377670 or 588377670. Listed at 14 retailers as of October 31, 2026, with prices from $973 to $5,220, a $4,247 spread on the same certified stone. Brilliant Earth lists it at $5,220. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

8.03
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588377670
Dimensions12.87 × 12.83 × 7.89 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
12.87 mm12.83 mm8.03 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588377670
Side View
Table 58.0%Crown 35.6°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $5,220 USD|Low: $779 USD|High: $5,380 USD|Avg: $2,060 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 7$779 USD
Retailer 3$973 USD
Retailer 11$1,059 USD
Retailer 4$1,129 USD
Retailer 14$1,129 USD
Retailer 13$1,148 USD
Retailer 5$1,671 USD
Retailer 2$1,735 USD
Retailer 6$1,781 USD
Retailer 15$1,825 USD
Retailer 10$1,849 USD
Retailer 16$2,116 USD
Retailer 12$2,433 USD
Retailer 9$3,849 USD
Retailer 8$4,422 USD
Brilliant Earth$5,220 USD

22 data points across 16 retailers

14 retailers$973 USD to $5,220 USD

A
Cheapest Retailer
-
$973 USD
A
Retailer 2
-
$1,059 USD
View
A
Retailer 3
-
$1,129 USD
View
Retailer 4
-
$1,129 USD
View
Price last confirmed 22 days ago
Retailer 5
-
$1,148 USD
£904 GBP
View
Price last confirmed 15 days ago
B+
Retailer 6
-
$1,671 USD
View
B+
Retailer 7
-
$1,735 USD
£1,366 GBP
View
B+
Retailer 8
-
$1,825 USD
View
B+
Retailer 9
-
$1,849 USD
€1,761 EUR
View
B+
Retailer 10
-
$2,116 USD
View
B+
Retailer 11
-
$2,433 USD
View
B
Retailer 12
-
$3,849 USD
£3,031 GBP
View
B
Retailer 13
-
$4,422 USD
View
Most Expensive
B
Brilliant Earth
7682199A · Oct 31
$5,220 USD
View
13 more retailers have this diamond
Prices start from $973 USDSave up to $4,247 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
8.03ct Round
$973 USD