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Marquise|Lab Grown|IGI

1.03ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG823695050

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823695050

Diamond specifications and retailer prices

From $249 USD
As of October 27, 2026
Save $2,501 USD (91%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,750 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG823695050 or 823695050. Listed at 20 retailers as of October 27, 2026, with prices from $249 to $2,750, a $2,501 spread on the same certified stone. Brilliant Earth lists it at $2,750. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823695050
Dimensions10.48 × 5.29 × 3.27 mm
L/W Ratio1.98
Girdle conditionFaceted
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
10.48 mm5.29 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823695050
Side View
Table 57.0%Crown 33.3°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A+
Exceptional
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 27
Current: $2,750 USD|Low: $249 USD|High: $2,750 USD|Avg: $834 USD
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 28, 2026
Retailer 12$249 USD
Retailer 8$279 USD
Retailer 19$289 USD
Retailer 4$309 USD
Retailer 7$309 USD
Retailer 11$346 USD
Retailer 15$511 USD
Retailer 6$517 USD
Retailer 13$531 USD
Retailer 3$539 USD
Retailer 2$584 USD
Retailer 21$585 USD
Retailer 10$829 USD
Retailer 18$949 USD
Retailer 20$993 USD
Retailer 5$1,045 USD
Retailer 14$1,065 USD
Retailer 16$1,240 USD
Retailer 9$1,350 USD
Retailer 17$2,015 USD
Brilliant Earth$2,750 USD

34 data points across 21 retailers

20 retailers$249 USD to $2,750 USD

A+
Cheapest Retailer
-
$249 USD
A
Retailer 2
-
$279 USD
View
Final sale: no returns
A
Retailer 3
-
$289 USD
View
A
Retailer 4
-
$309 USD
View
A
Retailer 5
-
$309 USD
View
A
Retailer 6
-
$346 USD
HK$2,700 HKD
View
A
Retailer 7
-
$511 USD
€487 EUR
View
A
Retailer 8
-
$517 USD
View
A
Retailer 9
-
$531 USD
ZAR 8,574 ZAR
View
A
Retailer 10
-
$539 USD
View
A
Retailer 11
-
$584 USD
£460 GBP
View
A
Retailer 12
-
$585 USD
View
B+
Retailer 13
-
$829 USD
SGD 1,120 SGD
View
B+
Retailer 14
-
$949 USD
View
B+
Retailer 15
-
$993 USD
View
B+
Retailer 16
-
$1,045 USD
View
B+
Retailer 17
-
$1,240 USD
£976 GBP
View
B+
Retailer 18
-
$1,350 USD
View
B
Retailer 19
-
$2,015 USD
View
Most Expensive
B
Brilliant Earth
21240198A · Oct 28
$2,750 USD
View
19 more retailers have this diamond
Prices start from $249 USDSave up to $2,501 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 Marquise
$249 USD