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Marquise|Lab Grown|IGI

1.03ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG700511894

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG700511894

Diamond specifications and retailer prices

From $303 AUD
$213 USD
As of October 30, 2026
Save $2,615 AUD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,918 AUD 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 LG700511894 or 700511894. Listed at 25 retailers as of October 30, 2026, with prices from $303 to $2,918, a $2,615 spread on the same certified stone. Do Amore Diamonds lists it at $2,918. 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700511894
Dimensions10.43 × 5.30 × 3.28 mm
L/W Ratio1.97
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
10.43 mm5.30 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700511894
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.9%

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: Oct 30
Current: $2,918 AUD|Low: $303 AUD|High: $3,531 AUD|Avg: $1,152 AUD
Do Amore Diamonds
Retailer 2
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Retailer 24
November 2, 2026
Retailer 6$303 AUD
Retailer 23$352 AUD
Retailer 24$352 AUD
Retailer 4$376 AUD
Retailer 5$430 AUD
Retailer 22$583 AUD
Retailer 11$587 AUD
Retailer 14$635 AUD
Retailer 20$700 AUD
Retailer 9$712 AUD
Retailer 13$718 AUD
Retailer 2$779 AUD
Retailer 15$910 AUD
Retailer 21$1,013 AUD
Retailer 8$1,214 AUD
Retailer 7$1,335 AUD
Retailer 16$1,414 AUD
Retailer 12$1,580 AUD
Retailer 18$1,665 AUD
Retailer 10$1,759 AUD
Retailer 3$1,765 AUD
Retailer 19$2,007 AUD
Retailer 17$2,066 AUD
Do Amore Diamonds$2,918 AUD

31 data points across 24 retailers

25 retailers$303 AUD to $2,918 AUD

A
Cheapest Retailer
-
$303 AUD
$213 USD
A
Retailer 2
-
$352 AUD
$247 USD
View
Final sale: no returns
A
Retailer 3
-
$352 AUD
$247 USD
View
A
Retailer 4
-
$376 AUD
$264 USD
View
Retailer 5
-
$430 AUD
£238 GBP
View
Price last confirmed 16 days ago
A
Retailer 6
-
$583 AUD
HK$3,200 HKD
View
A
Retailer 7
-
$587 AUD
$412 USD
View
A
Retailer 8
-
$635 AUD
$446 USD
View
A
Retailer 9
-
$700 AUD
€468 EUR
View
A
Retailer 10
-
$712 AUD
$500 USD
View
A
Retailer 11
-
$718 AUD
ZAR 8,143 ZAR
View
A
Retailer 12
-
$779 AUD
£431 GBP
View
Retailer 13
-
$910 AUD
$639 USD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$1,013 AUD
View
B+
Retailer 15
-
$1,201 AUD
View
B+
Retailer 16
-
$1,214 AUD
$853 USD
View
B+
Retailer 17
-
$1,335 AUD
$938 USD
View
B+
Retailer 18
-
$1,414 AUD
SGD 1,342 SGD
View
B+
Retailer 19
-
$1,580 AUD
$1,110 USD
View
B+
Retailer 20
-
$1,665 AUD
£921 GBP
View
B
Retailer 21
-
$1,759 AUD
$1,236 USD
View
B+
Retailer 22
-
$1,765 AUD
$1,240 USD
View
B
Retailer 23
-
$2,007 AUD
$1,410 USD
View
Retailer 24
-
$2,066 AUD
View
Price last confirmed 25 days ago
Most Expensive
B
Do Amore Diamonds
27-148980873 · Oct 31
$2,918 AUD
$2,050 USD
View
24 more retailers have this diamond
Prices start from $303 AUDSave up to $2,615 AUD

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
$303 AUD