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Marquise|Lab Grown|IGI

1.03ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG617485568

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG617485568

Diamond specifications and retailer prices

From $435 NZD
$245 USD
As of October 30, 2026
Save $1,771 NZD (80%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $2,928 NZD at Brilliant Earth · As of October 22, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG617485568 or 617485568. Listed at 27 retailers as of October 30, 2026, with a 407% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617485568
Dimensions10.92 × 5.14 × 3.25 mm
L/W Ratio2.12
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
10.92 mm5.14 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617485568
Side View
Table 60.0%Crown 36.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.2%

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: Oct 30
Current: $2,928 NZD|Low: $381 NZD|High: $2,928 NZD|Avg: $1,204 NZD
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 9$381 NZD
Retailer 19$435 NZD
Retailer 6$474 NZD
Retailer 5$545 NZD
Retailer 4$671 NZD
Retailer 15$803 NZD
Retailer 17$814 NZD
Retailer 2$879 NZD
Retailer 21$891 NZD
Retailer 10$1,021 NZD
Retailer 7$1,040 NZD
Retailer 14$1,065 NZD
Retailer 18$1,159 NZD
Retailer 11$1,341 NZD
Retailer 20$1,529 NZD
Retailer 8$1,618 NZD
Retailer 12$1,712 NZD
Retailer 13$1,852 NZD
Retailer 16$1,911 NZD
Retailer 3$2,205 NZD
Brilliant Earth$2,928 NZD

38 data points across 21 retailers

27 retailers$435 NZD to $2,205 NZD

Retailer 1
-
$381 NZD
$215 USD
Price last confirmed 23 days ago
A
Retailer 2
-
$435 NZD
$245 USD
View
Final sale: no returns
Retailer 3
-
$454 NZD
$256 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$474 NZD
$267 USD
View
Price last confirmed 23 days ago
Retailer 5
-
$474 NZD
$267 USD
View
Price last confirmed 21 days ago
Retailer 6
-
$527 NZD
$297 USD
View
Price last confirmed 32 days ago
A
Retailer 7
-
$545 NZD
HK$2,400 HKD
View
Retailer 8
-
$557 NZD
$314 USD
View
Price last confirmed 33 days ago
A
Retailer 9
-
$671 NZD
$378 USD
View
A
Retailer 10
-
$803 NZD
€431 EUR
View
A
Retailer 11
-
$814 NZD
ZAR 7,415 ZAR
View
A
Retailer 12
-
$879 NZD
£390 GBP
View
A
Retailer 13
-
$891 NZD
$502 USD
View
Retailer 14
-
$1,021 NZD
$576 USD
View
Price last confirmed 7 days ago
A
Retailer 15
-
$1,040 NZD
$586 USD
View
A
Retailer 16
-
$1,159 NZD
A$1,005 AUD
View
B+
Retailer 17
-
$1,341 NZD
SGD 1,021 SGD
View
B+
Retailer 18
-
$1,524 NZD
$859 USD
View
Retailer 19
-
$1,524 NZD
$859 USD
View
Price last confirmed 21 days ago
B+
Retailer 20
-
$1,529 NZD
$862 USD
View
B+
Retailer 21
-
$1,618 NZD
$912 USD
View
B+
Retailer 22
-
$1,712 NZD
$965 USD
View
Retailer 23
-
$1,812 NZD
$1,021 USD
View
Price last confirmed 31 days ago
B+
Retailer 24
-
$1,852 NZD
A$1,606 AUD
View
B+
Retailer 25
-
$1,911 NZD
£848 GBP
View
B
Retailer 26
-
$2,205 NZD
$1,243 USD
View
Most Expensive
Brilliant Earth
9013048A · Oct 22
$2,928 NZD
$1,650 USD
View
Price last confirmed 9 days ago
26 more retailers have this diamond
Prices start from $435 NZDSave up to $1,771 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
$435 NZD