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Marquise|Lab Grown|IGI

1.03ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG700512522

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG700512522

Diamond specifications and retailer prices

From $247 USD
As of November 1, 2026
Save $1,803 USD (88%) vs most expensive(unlock to see where)
29 retailers carry this diamond
Most expensive: $2,050 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG700512522 or 700512522. Listed at 29 retailers as of October 31, 2026, with prices from $247 to $2,050, a $1,803 spread on the same certified stone. Do Amore Diamonds lists it at $2,050. 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 angle33.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700512522
Dimensions10.47 × 5.36 × 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
10.47 mm5.36 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700512522
Side View
Table 56.0%Crown 33.4°Girdle: MediumPavilion 40.3°Culet: NoneDepth 61.6%

Caratlytics Score

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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: $2,050 USD|Low: $213 USD|High: $2,480 USD|Avg: $834 USD
Do Amore Diamonds
Retailer 2
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Retailer 23
November 1, 2026
Retailer 11$213 USD
Retailer 23$247 USD
Retailer 8$264 USD
Retailer 22$410 USD
Retailer 7$412 USD
Retailer 10$446 USD
Retailer 16$465 USD
Retailer 20$491 USD
Retailer 5$500 USD
Retailer 2$504 USD
Retailer 17$552 USD
Retailer 12$639 USD
Retailer 21$712 USD
Retailer 15$844 USD
Retailer 4$853 USD
Retailer 14$993 USD
Retailer 9$1,110 USD
Retailer 13$1,170 USD
Retailer 6$1,236 USD
Retailer 3$1,240 USD
Retailer 18$1,410 USD
Retailer 19$1,437 USD
Do Amore Diamonds$2,050 USD

38 data points across 23 retailers

29 retailers$247 USD to $2,050 USD

Retailer 1
-
$213 USD
Price last confirmed 24 days ago
A
Retailer 2
-
$247 USD
View
Final sale: no returns
Retailer 3
-
$264 USD
View
Price last confirmed 24 days ago
Retailer 4
-
$264 USD
View
Price last confirmed 22 days ago
Retailer 5
-
$279 USD
View
Price last confirmed 32 days ago
Retailer 6
-
$323 USD
View
Price last confirmed 33 days ago
Retailer 7
-
$341 USD
View
Price last confirmed 33 days ago
A
Retailer 8
-
$410 USD
HK$3,200 HKD
View
A
Retailer 9
-
$412 USD
View
A
Retailer 10
-
$446 USD
View
A
Retailer 11
-
$491 USD
€468 EUR
View
A
Retailer 12
-
$500 USD
View
A
Retailer 13
-
$504 USD
ZAR 8,143 ZAR
View
A
Retailer 14
-
$552 USD
£434 GBP
View
Retailer 15
-
$639 USD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
$712 USD
A$1,095 AUD
View
B+
Retailer 17
-
$844 USD
A$1,298 AUD
View
B+
Retailer 18
-
$853 USD
View
B+
Retailer 19
-
$938 USD
View
Retailer 20
-
$938 USD
View
Price last confirmed 22 days ago
B+
Retailer 21
-
$993 USD
SGD 1,342 SGD
View
B+
Retailer 22
-
$1,110 USD
View
B+
Retailer 23
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$1,170 USD
£921 GBP
View
Retailer 24
-
$1,226 USD
View
Price last confirmed 32 days ago
B
Retailer 25
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$1,236 USD
View
B+
Retailer 26
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$1,240 USD
View
B
Retailer 27
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$1,410 USD
View
B+
Retailer 28
-
$1,437 USD
A$2,211 AUD
View
Most Expensive
B
Do Amore Diamonds
27-BD8891481 · Oct 31
$2,050 USD
View
28 more retailers have this diamond
Prices start from $247 USDSave up to $1,803 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
$247 USD