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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 $506 NZD
$285 USD
As of November 2, 2026
Save $3,132 NZD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $3,637 NZD 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 31, 2026, with prices from $506 to $3,637, a $3,132 spread on the same certified stone. Brilliant Earth lists it at $3,637. 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 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

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 2
Current: $3,637 NZD|Low: $486 NZD|High: $4,436 NZD|Avg: $1,498 NZD|-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 2, 2026
Retailer 7$506 NZD
Retailer 8$587 NZD
Retailer 4$628 NZD
Retailer 6$628 NZD
Retailer 2$646 NZD
Retailer 16$852 NZD
Retailer 3$1,066 NZD
Retailer 10$1,083 NZD
Retailer 9$1,100 NZD
Retailer 14$1,151 NZD
Retailer 12$1,513 NZD
Retailer 15$1,528 NZD
Retailer 5$2,019 NZD
Retailer 11$2,517 NZD
Retailer 13$2,563 NZD
Brilliant Earth$3,637 NZD

36 data points across 16 retailers

25 retailers$506 NZD to $3,637 NZD

A
Cheapest Retailer
-
$506 NZD
$285 USD
A
Retailer 2
-
$566 NZD
$319 USD
View
Final sale: no returns
A
Retailer 3
-
$587 NZD
$331 USD
View
A
Retailer 4
-
$628 NZD
$354 USD
View
Retailer 5
-
$628 NZD
$354 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$646 NZD
£287 GBP
View
A
Retailer 7
-
$704 NZD
HK$3,100 HKD
View
A
Retailer 8
-
$848 NZD
$478 USD
View
A
Retailer 9
-
$852 NZD
$480 USD
View
A
Retailer 10
-
$1,056 NZD
$595 USD
View
A
Retailer 11
-
$1,061 NZD
$598 USD
View
A
Retailer 12
-
$1,066 NZD
€572 EUR
View
A
Retailer 13
-
$1,083 NZD
ZAR 9,858 ZAR
View
A
Retailer 14
-
$1,100 NZD
£488 GBP
View
B+
Retailer 15
-
$1,151 NZD
A$998 AUD
View
B+
Retailer 16
-
$1,513 NZD
$853 USD
View
B+
Retailer 17
-
$1,528 NZD
A$1,325 AUD
View
B+
Retailer 18
-
$1,685 NZD
SGD 1,283 SGD
View
Retailer 19
-
$1,929 NZD
$1,087 USD
View
Price last confirmed 11 days ago
B+
Retailer 20
-
$2,019 NZD
$1,138 USD
View
B
Retailer 21
-
$2,106 NZD
$1,187 USD
View
B+
Retailer 22
-
$2,517 NZD
£1,117 GBP
View
B+
Retailer 23
-
$2,563 NZD
A$2,222 AUD
View
B
Retailer 24
-
$2,601 NZD
$1,466 USD
View
Most Expensive
B
Brilliant Earth
15880070A · Oct 31
$3,637 NZD
$2,050 USD
View
24 more retailers have this diamond
Prices start from $506 NZDSave up to $3,132 NZD

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
$506 NZD