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Round|Lab Grown|IGI

1.03ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG788624659

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788624659

Diamond specifications and retailer prices

From $236 USD
As of November 1, 2026
Save $1,771 USD (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,007 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round 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 LG788624659 or 788624659. Listed at 24 retailers as of October 27, 2026, with prices from $236 to $2,007, a $1,771 spread on the same certified stone. Queensmith lists it at $2,007. 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 angle33.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788624659
Dimensions6.53 × 6.56 × 3.95 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
6.53 mm6.56 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788624659
Side View
Table 59.0%Crown 33.3°Girdle: MediumPavilion 41°Culet: NoneDepth 60.3%

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: Nov 1
Current: $548 USD|Low: $227 USD|High: $2,090 USD|Avg: $654 USD|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 11$236 USD
Retailer 3$293 USD
Retailer 2$395 USD
Retailer 5$465 USD
Retailer 6$481 USD
Retailer 4$506 USD
Retailer 1$548 USD
Retailer 9$715 USD
Retailer 10$775 USD
Retailer 7$1,170 USD
Retailer 8$1,181 USD

37 data points across 11 retailers

24 retailers$236 USD to $2,007 USD

A
Cheapest Retailer
-
$236 USD
A
Retailer 2
-
$265 USD
View
Final sale: no returns
A
Retailer 3
-
$274 USD
View
Retailer 4
-
$293 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$293 USD
View
A
Retailer 6
-
$333 USD
HK$2,600 HKD
View
A
Retailer 7
-
$395 USD
View
A
Retailer 8
-
$465 USD
£366 GBP
View
A
Retailer 9
-
$481 USD
€458 EUR
View
A
Retailer 10
-
$506 USD
ZAR 8,176 ZAR
View
A
Retailer 11
-
$525 USD
View
A
Retailer 12
-
$538 USD
View
B+
Retailer 13
-
$548 USD
£432 GBP
View
B+
Retailer 14
-
$715 USD
A$1,100 AUD
View
B+
Retailer 15
-
$775 USD
View
B+
Retailer 16
-
$790 USD
SGD 1,067 SGD
View
B+
Retailer 17
-
$942 USD
View
Retailer 18
-
$945 USD
View
Price last confirmed 17 days ago
B
Retailer 19
-
$994 USD
View
B
Retailer 20
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$1,019 USD
View
B
Retailer 21
-
$1,170 USD
View
B+
Retailer 22
-
$1,181 USD
£930 GBP
View
B
Retailer 23
-
$1,310 USD
View
Most Expensive
B
Queensmith
LG788624659 · Oct 27
$2,007 USD
£1,580 GBP
View
23 more retailers have this diamond
Prices start from $236 USDSave up to $1,771 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 Round
$236 USD