Radiant|Lab Grown|IGI

1.03ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG829613070

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG829613070

Diamond specifications and retailer prices

From $306 USD
As of October 30, 2026
Save $1,663 USD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,969 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown radiant diamond

This 1.03ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG829613070 or 829613070. Listed at 12 retailers as of October 27, 2026, with prices from $306 to $1,969, a $1,663 spread on the same certified stone. Queensmith lists it at $1,969. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.9°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG829613070
Dimensions7.23 × 5.00 × 3.22 mm
L/W Ratio1.45
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
7.23 mm5.00 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG829613070
Side View
Table 66.0%Crown 47.9°Girdle: MediumPavilion 33.7°Culet: NoneDepth 64.4%

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: $1,969 USD|Low: $204 USD|High: $1,969 USD|Avg: $826 USD
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 16$204 USD
Retailer 5$266 USD
Retailer 4$306 USD
Retailer 11$425 USD
Retailer 12$440 USD
Retailer 2$455 USD
Retailer 10$606 USD
Retailer 14$640 USD
Retailer 8$664 USD
Retailer 6$800 USD
Retailer 13$976 USD
Retailer 9$1,166 USD
Retailer 15$1,275 USD
Retailer 7$1,710 USD
Retailer 3$1,740 USD
Queensmith$1,969 USD

23 data points across 16 retailers

12 retailers$306 USD to $1,969 USD

Retailer 1
-
$266 USD
Price last confirmed 15 days ago
B+
Retailer 2
-
$306 USD
View
A
Retailer 3
-
$440 USD
View
A
Retailer 4
-
$455 USD
£358 GBP
View
A
Retailer 5
-
$606 USD
A$932 AUD
View
Retailer 6
-
$640 USD
View
Price last confirmed 15 days ago
B+
Retailer 7
-
$976 USD
View
B
Retailer 8
-
$1,166 USD
£918 GBP
View
Retailer 9
-
$1,275 USD
View
Price last confirmed 16 days ago
Retailer 10
-
$1,710 USD
View
Price last confirmed 15 days ago
B
Retailer 11
-
$1,740 USD
View
Most Expensive
B
Queensmith
LG829613070 · Oct 27
$1,969 USD
£1,550 GBP
View
11 more retailers have this diamond
Prices start from $306 USDSave up to $1,663 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
1.03ct Radiant
$306 USD