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Marquise|Lab Grown|IGI

1.02ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG787674571

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787674571

Diamond specifications and retailer prices

From $428 NZD
$241 USD
As of October 31, 2026
Save $2,074 NZD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,502 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.02ct lab-grown marquise diamond

This 1.02ct 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 LG787674571 or 787674571. Listed at 17 retailers as of October 30, 2026, with prices from $428 to $2,502, a $2,074 spread on the same certified stone. Brilliant Earth lists it at $2,502. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787674571
Dimensions10.46 × 5.22 × 3.15 mm
L/W Ratio2.00
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
10.46 mm5.22 mm1.02 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787674571
Side View
Table 61.0%Crown 35°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A+
Exceptional
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 31
Current: $2,502 NZD|Low: $428 NZD|High: $2,892 NZD|Avg: $1,236 NZD|-13.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 6$428 NZD
Retailer 2$522 NZD
Retailer 8$639 NZD
Retailer 9$850 NZD
Retailer 5$882 NZD
Retailer 12$886 NZD
Retailer 11$928 NZD
Retailer 3$1,258 NZD
Retailer 7$1,280 NZD
Retailer 4$1,677 NZD
Retailer 10$2,078 NZD
Brilliant Earth$2,502 NZD

31 data points across 12 retailers

17 retailers$428 NZD to $2,502 NZD

A+
Cheapest Retailer
-
$428 NZD
$241 USD
Final sale: no returns
Retailer 2
-
$431 NZD
$243 USD
View
Price last confirmed 18 days ago
Retailer 3
-
$500 NZD
$282 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$522 NZD
HK$2,300 HKD
View
Retailer 5
-
$534 NZD
$301 USD
View
Price last confirmed 18 days ago
Retailer 6
-
$536 NZD
$302 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$639 NZD
$360 USD
View
A
Retailer 8
-
$850 NZD
€456 EUR
View
A
Retailer 9
-
$882 NZD
£391 GBP
View
A
Retailer 10
-
$886 NZD
ZAR 8,065 ZAR
View
A
Retailer 11
-
$928 NZD
$523 USD
View
B+
Retailer 12
-
$1,258 NZD
A$1,091 AUD
View
B+
Retailer 13
-
$1,280 NZD
SGD 975 SGD
View
B+
Retailer 14
-
$1,677 NZD
$945 USD
View
Retailer 15
-
$1,716 NZD
$967 USD
View
Price last confirmed 18 days ago
B+
Retailer 16
-
$2,078 NZD
£922 GBP
View
Most Expensive
B
Brilliant Earth
20663605A · Oct 30
$2,502 NZD
$1,410 USD
View
16 more retailers have this diamond
Prices start from $428 NZDSave up to $2,074 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+
1.02ct Marquise
$428 NZD