Round|Lab Grown|IGI

1.02ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG781618109

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781618109

Diamond specifications and retailer prices

From $190 USD
As of October 30, 2026
Save $907 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,829 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.02ct lab-grown round diamond

This 1.02ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781618109 or 781618109. Listed at 17 retailers as of October 30, 2026, with a 477% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781618109
Dimensions6.46 × 6.50 × 3.94 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
6.46 mm6.50 mm1.02 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781618109
Side View
Table 58.0%Crown 35.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $190 USD|Low: $189 USD|High: $996 USD|Avg: $448 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 1$190 USD
Retailer 10$285 USD
Retailer 3$358 USD
Retailer 7$361 USD
Retailer 4$374 USD
Retailer 6$393 USD
Retailer 2$452 USD
Retailer 8$513 USD
Retailer 9$526 USD
Retailer 5$989 USD

38 data points across 10 retailers

17 retailers$190 USD to $1,097 USD

Retailer 1
-
$177 USD
Price last confirmed 17 days ago
A
Retailer 2
-
$190 USD
View
Final sale: no returns
A
Retailer 3
-
$243 USD
HK$1,900 HKD
View
B+
Retailer 4
-
$285 USD
View
A
Retailer 5
-
$358 USD
£282 GBP
View
B+
Retailer 6
-
$361 USD
ZAR 5,837 ZAR
View
B+
Retailer 7
-
$374 USD
£294 GBP
View
B+
Retailer 8
-
$393 USD
€374 EUR
View
B+
Retailer 9
-
$452 USD
View
B+
Retailer 10
-
$513 USD
A$789 AUD
View
B+
Retailer 11
-
$526 USD
View
B+
Retailer 12
-
$576 USD
SGD 779 SGD
View
B
Retailer 13
-
$693 USD
View
B
Retailer 14
-
$731 USD
View
B
Retailer 15
-
$989 USD
£779 GBP
View
B
Retailer 16
-
$1,097 USD
View
Most Expensive
Queensmith
LG781618109 · Oct 27
$1,829 USD
£1,440 GBP
View
Price under review
16 more retailers have this diamond
Prices start from $190 USDSave up to $907 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
1.02ct Round
$190 USD