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Round|Lab Grown|IGI

0.99ct D VVS2 Round Lab Grown Diamond

ID • D/VVS2 • IGI LG770638400

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770638400

Diamond specifications and retailer prices

From $154 USD
As of October 26, 2026
Save $1,434 USD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,588 USD at Queensmith · As of October 27, 2026
View at Queensmith

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG770638400 or 770638400. Listed at 23 retailers as of October 26, 2026, with prices from $154 to $1,588, a $1,434 spread on the same certified stone. Queensmith lists it at $1,588. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770638400
Dimensions6.37 × 6.41 × 3.97 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.37 mm6.41 mm0.99 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770638400
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 41.1°Culet: NoneDepth 62.1%

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 26
Current: $368 USD|Low: $147 USD|High: $902 USD|Avg: $392 USD|+0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 28, 2026
Retailer 12$154 USD
Retailer 11$171 USD
Retailer 2$258 USD
Retailer 5$330 USD
Retailer 6$344 USD
Retailer 9$359 USD
Retailer 1$368 USD
Retailer 4$433 USD
Retailer 7$475 USD
Retailer 10$489 USD
Retailer 3$505 USD
Retailer 8$892 USD

43 data points across 12 retailers

23 retailers$154 USD to $1,588 USD

A
Cheapest Retailer
-
$154 USD
Returns within 21 days
A
Retailer 2
-
$171 USD
View
Final sale: no returns
A
Retailer 3
-
$178 USD
View
A
Retailer 4
-
$190 USD
View
Returns within 30 days
A
Retailer 5
-
$190 USD
View
Returns within 30 days
A
Retailer 6
-
$218 USD
HK$1,700 HKD
View
B+
Retailer 7
-
$258 USD
View
Returns within 30 days
A
Retailer 8
-
$306 USD
View
Returns within 30 days
A
Retailer 9
-
$330 USD
£260 GBP
View
Returns within 30 days
A
Retailer 10
-
$344 USD
ZAR 5,561 ZAR
View
Returns within 7 days
A
Retailer 11
-
$359 USD
€342 EUR
View
Returns within 100 days
A
Retailer 12
-
$368 USD
£290 GBP
View
Returns within 30 days
B+
Retailer 13
-
$433 USD
View
Returns within 30 days
B+
Retailer 14
-
$475 USD
A$730 AUD
View
B+
Retailer 15
-
$489 USD
View
Returns within 30 days
B+
Retailer 16
-
$505 USD
View
Price last confirmed 23 days ago
Returns within 30 days
B+
Retailer 17
-
$523 USD
SGD 707 SGD
View
Returns within 14 days
B+
Retailer 18
-
$612 USD
View
Returns within 30 days
B+
Retailer 19
-
$614 USD
View
Returns within 30 days
B
Retailer 20
-
$667 USD
View
Returns within 90 days
B
Retailer 21
-
$892 USD
£702 GBP
View
B
Retailer 22
-
$1,046 USD
View
Returns within 30 days
Most Expensive
B
Queensmith
LG770638400 · Oct 27
$1,588 USD
£1,250 GBP
View
Returns within 40 days
22 more retailers have this diamond
Prices start from $154 USDSave up to $1,434 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
$154 USD