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Marquise|Lab Grown|IGI

1.02ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG641494128

Certificate IGI LG641494128

Diamond specifications and retailer prices

From $273 USD
Save $2,277 USD (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,550 USD at Brilliant Earth
View at Brilliant Earth

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise 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 LG641494128 or 641494128. Listed at 26 retailers, with prices from $273 to $2,550 at Brilliant Earth, a $2,277 spread on the same certified stone. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG641494128
Dimensions10.46 × 5.37 × 3.30 mm
L/W Ratio1.95
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
10.46 mm5.37 mm1.02 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG641494128
Side View
Table 59.0%Crown 35.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $2,550 USD|Low: $217 USD|High: $2,550 USD|Avg: $885 USD
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 18
October 1, 2026
Retailer 2$305 USD
Retailer 12$392 USD
Retailer 4$547 USD
Retailer 17$575 USD
Retailer 3$580 USD
Retailer 5$584 USD
Retailer 18$585 USD
Retailer 13$588 USD
Retailer 7$662 USD
Retailer 6$754 USD
Retailer 16$822 USD
Retailer 9$949 USD
Retailer 8$1,240 USD
Retailer 15$1,260 USD
Retailer 14$1,373 USD
Retailer 10$1,426 USD
Retailer 11$1,451 USD
Brilliant Earth$2,550 USD

39 data points across 18 retailers

26 retailers$273 USD to $2,550 USD

A
Cheapest Retailer
-
$273 USD
A
Retailer 2
-
$305 USD
View
A
Retailer 3
-
$317 USD
View
A
Retailer 4
-
$334 USD
View
A
Retailer 5
-
$392 USD
View
A
Retailer 6
-
$397 USD
HK$3,100 HKD
View
A
Retailer 7
-
$547 USD
€521 EUR
View
A
Retailer 8
-
$575 USD
ZAR 9,282 ZAR
View
A
Retailer 9
-
$575 USD
£453 GBP
View
Price last confirmed 21 days ago
A
Retailer 10
-
$580 USD
View
A
Retailer 11
-
$584 USD
View
A
Retailer 12
-
$585 USD
View
A
Retailer 13
-
$589 USD
£464 GBP
View
A
Retailer 14
-
$662 USD
A$1,018 AUD
View
B+
Retailer 15
-
$754 USD
View
B+
Retailer 16
-
$822 USD
A$1,265 AUD
View
B+
Retailer 17
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$949 USD
View
B+
Retailer 18
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$949 USD
SGD 1,283 SGD
View
B+
Retailer 19
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$1,088 USD
View
B+
Retailer 20
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$1,139 USD
View
B+
Retailer 21
-
$1,260 USD
View
B+
Retailer 22
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$1,265 USD
View
B
Retailer 23
-
$1,373 USD
£1,081 GBP
View
B
Retailer 24
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$1,426 USD
View
B
Retailer 25
-
$1,451 USD
A$2,233 AUD
View
Most Expensive
B
Brilliant Earth
10876412A · Sep 29
$2,550 USD
View
25 more retailers have this diamond
Prices start from $273 USDSave up to $2,277 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.

A
1.02ct Marquise
$273 USD