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Marquise|Lab Grown|IGI

1.03ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG726537706

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG726537706

Diamond specifications and retailer prices

From €255 EUR
$285 USD
As of October 30, 2026
Save €1,580 EUR (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: €1,835 EUR at Brilliant Earth · As of October 31, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG726537706 or 726537706. Listed at 25 retailers as of October 30, 2026, with prices from €255 to €1,835, a €1,580 spread on the same certified stone. Brilliant Earth lists it at €1,835. 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 angle32.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726537706
Dimensions10.45 × 5.25 × 3.29 mm
L/W Ratio1.99
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
10.45 mm5.25 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726537706
Side View
Table 58.0%Crown 32.6°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.7%

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: Oct 30
Current: €1,835 EUR|Low: €245 EUR|High: €2,238 EUR|Avg: €758 EUR|-18.0%
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 7€255 EUR
Retailer 8€296 EUR
Retailer 4€317 EUR
Retailer 6€317 EUR
Retailer 9€326 EUR
Retailer 16€430 EUR
Retailer 3€538 EUR
Retailer 15€544 EUR
Retailer 10€560 EUR
Retailer 13€581 EUR
Retailer 11€764 EUR
Retailer 14€771 EUR
Retailer 5€1,019 EUR
Retailer 2€1,270 EUR
Retailer 12€1,293 EUR
Brilliant Earth€1,835 EUR

36 data points across 16 retailers

25 retailers€255 EUR to €1,835 EUR

A
Cheapest Retailer
-
€255 EUR
$285 USD
A
Retailer 2
-
€286 EUR
$319 USD
View
Final sale: no returns
A
Retailer 3
-
€296 EUR
$331 USD
View
A
Retailer 4
-
€317 EUR
$354 USD
View
Retailer 5
-
€317 EUR
$354 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€326 EUR
£287 GBP
View
A
Retailer 7
-
€355 EUR
HK$3,100 HKD
View
A
Retailer 8
-
€428 EUR
$478 USD
View
A
Retailer 9
-
€430 EUR
$480 USD
View
A
Retailer 10
-
€533 EUR
$595 USD
View
A
Retailer 11
-
€535 EUR
$598 USD
View
A
Retailer 12
-
€538 EUR
View
A
Retailer 13
-
€544 EUR
ZAR 9,824 ZAR
View
A
Retailer 14
-
€560 EUR
£492 GBP
View
B+
Retailer 15
-
€581 EUR
A$998 AUD
View
B+
Retailer 16
-
€764 EUR
$853 USD
View
B+
Retailer 17
-
€771 EUR
A$1,325 AUD
View
B+
Retailer 18
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€850 EUR
SGD 1,283 SGD
View
Retailer 19
-
€973 EUR
$1,087 USD
View
Price last confirmed 10 days ago
B+
Retailer 20
-
€1,019 EUR
$1,138 USD
View
B
Retailer 21
-
€1,062 EUR
$1,187 USD
View
B+
Retailer 22
-
€1,270 EUR
£1,117 GBP
View
B+
Retailer 23
-
€1,293 EUR
A$2,222 AUD
View
B
Retailer 24
-
€1,312 EUR
$1,466 USD
View
Most Expensive
B
Brilliant Earth
15880070A · Oct 31
€1,835 EUR
$2,050 USD
View
24 more retailers have this diamond
Prices start from €255 EURSave up to €1,580 EUR

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
€255 EUR