Round|Lab Grown|IGI

0.99ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG811674179

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811674179

Diamond specifications and retailer prices

From $164 USD
As of October 28, 2026
Save $497 USD (75%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $661 USD at Frank Darling · As of October 29, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811674179 or 811674179. Listed at 6 retailers as of October 28, 2026, with prices from $164 to $661, a $497 spread on the same certified stone. Frank Darling lists it at $661. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811674179
Dimensions6.38 × 6.42 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.38 mm6.42 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811674179
Side View
Table 56.0%Crown 33.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.2%

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 28
Current: $661 USD|Low: $113 USD|High: $1,013 USD|Avg: $464 USD|+0.2%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 27, 2026
Retailer 6$164 USD
Retailer 5$254 USD
Retailer 7$286 USD
Retailer 3$300 USD
Retailer 12$308 USD
Retailer 2$405 USD
Retailer 8$432 USD
Retailer 9$546 USD
Retailer 4$586 USD
Retailer 10$627 USD
Frank Darling$661 USD
Retailer 11$1,013 USD

9 data points across 12 retailers

6 retailers$164 USD to $661 USD

A
Cheapest Retailer
-
$164 USD
Final sale: no returns
A
Retailer 2
-
$176 USD
View
Price last confirmed 52 days ago
B+
Retailer 3
-
$254 USD
View
B+
Retailer 4
-
$405 USD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
$586 USD
A$902 AUD
View
Price last confirmed 100 days ago
Most Expensive
B
Frank Darling
100759666518KD · Oct 29
$661 USD
View
5 more retailers have this diamond
Prices start from $164 USDSave up to $497 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
$164 USD