CaratHunter
Plans
Marquise|Lab Grown|IGI

1.00ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG799631354

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799631354

Diamond specifications and retailer prices

From $501 USD
As of November 1, 2026
Save $2,179 USD (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,680 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1ct lab-grown marquise diamond

This 1ct 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 LG799631354 or 799631354. Listed at 22 retailers as of October 31, 2026, with prices from $501 to $2,680, a $2,179 spread on the same certified stone. Brilliant Earth lists it at $2,680. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799631354
Dimensions10.16 × 5.26 × 3.27 mm
L/W Ratio1.93
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
10.16 mm5.26 mm1.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799631354
Side View
Table 62.0%Crown 32.5°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 62.2%

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: Nov 1
Current: $2,680 USD|Low: $430 USD|High: $2,680 USD|Avg: $1,050 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
November 1, 2026
Retailer 16$448 USD
Retailer 8$501 USD
Retailer 4$556 USD
Retailer 14$556 USD
Retailer 13$630 USD
Retailer 3$745 USD
Retailer 7$773 USD
Retailer 11$863 USD
Retailer 10$879 USD
Retailer 9$919 USD
Retailer 12$955 USD
Retailer 15$1,345 USD
Retailer 6$1,468 USD
Retailer 5$1,615 USD
Retailer 2$2,041 USD
Brilliant Earth$2,680 USD

44 data points across 16 retailers

22 retailers$501 USD to $2,680 USD

Retailer 1
-
$448 USD
Price last confirmed 24 days ago
A
Retailer 2
-
$501 USD
View
Final sale: no returns
Retailer 3
-
$502 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$556 USD
View
Price last confirmed 16 days ago
Retailer 5
-
$556 USD
View
Price last confirmed 29 days ago
B+
Retailer 6
-
$626 USD
View
A
Retailer 7
-
$630 USD
View
B+
Retailer 8
-
$745 USD
View
B+
Retailer 9
-
$773 USD
View
B+
Retailer 10
-
$863 USD
A$1,328 AUD
View
B+
Retailer 11
-
$879 USD
€837 EUR
View
B+
Retailer 12
-
$919 USD
£724 GBP
View
B+
Retailer 13
-
$955 USD
ZAR 15,424 ZAR
View
B
Retailer 14
-
$1,345 USD
View
B
Retailer 15
-
$1,468 USD
SGD 1,984 SGD
View
B
Retailer 16
-
$1,615 USD
£1,272 GBP
View
Retailer 17
-
$1,786 USD
View
Price last confirmed 32 days ago
B
Retailer 18
-
$1,818 USD
View
Retailer 19
-
$1,900 USD
View
Price last confirmed 74 days ago
B
Retailer 20
-
$1,985 USD
View
B
Retailer 21
-
$2,041 USD
£1,607 GBP
View
Most Expensive
B
Brilliant Earth
20275851A · Oct 31
$2,680 USD
View
21 more retailers have this diamond
Prices start from $501 USDSave up to $2,179 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
1.00ct Marquise
$501 USD