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Round|Lab Grown|IGI

0.99ct E VVS2 Round Lab Grown Diamond

ID • E/VVS2 • IGI LG800668378

Shape and cutting style on the report: Round brilliant

Certificate IGI LG800668378

Diamond specifications and retailer prices

From $165 USD
As of October 30, 2026
Save $499 USD (75%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $664 USD at Frank Darling · As of October 30, 2026
View at Frank Darling

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG800668378 or 800668378. Listed at 6 retailers as of October 30, 2026, with prices from $165 to $664, a $499 spread on the same certified stone. Frank Darling lists it at $664. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
E
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800668378
Dimensions6.51 × 6.52 × 3.88 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.51 mm6.52 mm0.99 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800668378
Side View
Table 59.0%Crown 33.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 59.5%

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: Oct 30
Current: $664 USD|Low: $116 USD|High: $1,021 USD|Avg: $449 USD|+0.2%
Frank Darling
Retailer 2
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Retailer 17
October 27, 2026
Retailer 10$165 USD
Retailer 14$180 USD
Retailer 15$182 USD
Retailer 11$257 USD
Retailer 5$314 USD
Retailer 16$316 USD
Retailer 12$319 USD
Retailer 13$347 USD
Retailer 9$420 USD
Retailer 2$428 USD
Retailer 17$440 USD
Retailer 8$479 USD
Retailer 6$556 USD
Retailer 3$638 USD
Frank Darling$664 USD
Retailer 7$930 USD
Retailer 4$1,021 USD

10 data points across 17 retailers

6 retailers$165 USD to $664 USD

A
Cheapest Retailer
-
$165 USD
Final sale: no returns
Retailer 2
-
$180 USD
View
Price last confirmed 45 days ago
B+
Retailer 3
-
$257 USD
View
Retailer 4
-
$420 USD
A$646 AUD
View
Price last confirmed 105 days ago
Retailer 5
-
$428 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Frank Darling
100743561000KD · Oct 30
$664 USD
View
5 more retailers have this diamond
Prices start from $165 USDSave up to $499 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
0.99ct Round
$165 USD