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Round|Lab Grown|IGI

0.99ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG781618380

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781618380

Diamond specifications and retailer prices

From $230 SGD
$180 USD
As of October 29, 2026
Save $1,848 SGD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,078 SGD 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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG781618380 or 781618380. Listed at 24 retailers as of October 27, 2026, with prices from $230 to $2,078, a $1,848 spread on the same certified stone. Queensmith lists it at $2,078. 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
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781618380
Dimensions6.48 × 6.51 × 3.85 mm
L/W Ratio1.00
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
6.48 mm6.51 mm0.99 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781618380
Side View
Table 60.0%Crown 35.4°Girdle: THN-MEDPavilion 40.2°Culet: NoneDepth 59.3%

Caratlytics Score

How it works →
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: Oct 29
Current: $503 SGD|Low: $221 SGD|High: $1,354 SGD|Avg: $600 SGD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 11$230 SGD
Retailer 3$286 SGD
Retailer 2$386 SGD
Retailer 1$503 SGD
Retailer 4$514 SGD
Retailer 7$517 SGD
Retailer 6$530 SGD
Retailer 8$714 SGD
Retailer 10$726 SGD
Retailer 9$1,151 SGD
Retailer 5$1,344 SGD

37 data points across 11 retailers

24 retailers$230 SGD to $2,078 SGD

A
Cheapest Retailer
-
$230 SGD
$180 USD
A
Retailer 2
-
$258 SGD
$202 USD
View
Final sale: no returns
A
Retailer 3
-
$267 SGD
$209 USD
View
A
Retailer 4
-
$286 SGD
$224 USD
View
A
Retailer 5
-
$286 SGD
$224 USD
View
A
Retailer 6
-
$327 SGD
HK$2,000 HKD
View
A
Retailer 7
-
$386 SGD
$302 USD
View
A
Retailer 8
-
$442 SGD
$346 USD
View
A
Retailer 9
-
$503 SGD
£310 GBP
View
A
Retailer 10
-
$514 SGD
£317 GBP
View
A
Retailer 11
-
$517 SGD
ZAR 6,534 ZAR
View
A
Retailer 12
-
$530 SGD
€395 EUR
View
B+
Retailer 13
-
$591 SGD
$462 USD
View
B+
Retailer 14
-
$714 SGD
A$859 AUD
View
B+
Retailer 15
-
$726 SGD
$568 USD
View
B+
Retailer 16
-
$780 SGD
View
Retailer 17
-
$868 SGD
$679 USD
View
Price last confirmed 51 days ago
B
Retailer 18
-
$919 SGD
$719 USD
View
B
Retailer 19
-
$952 SGD
$745 USD
View
B
Retailer 20
-
$989 SGD
$774 USD
View
Retailer 21
-
$1,151 SGD
$900 USD
View
Price last confirmed 14 days ago
B
Retailer 22
-
$1,344 SGD
£828 GBP
View
B
Retailer 23
-
$1,446 SGD
$1,131 USD
View
Most Expensive
B
Queensmith
LG781618380 · Oct 27
$2,078 SGD
£1,280 GBP
View
23 more retailers have this diamond
Prices start from $230 SGDSave up to $1,848 SGD

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
$230 SGD