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Round|Lab Grown|IGI

1.03ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG731566655

Shape and cutting style on the report: Round brilliant

Certificate IGI LG731566655

Diamond specifications and retailer prices

From $333 NZD
$187 USD
As of October 29, 2026
Save $2,017 NZD (86%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,350 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.03ct lab-grown round diamond

This 1.03ct lab-grown round 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 LG731566655 or 731566655. Listed at 22 retailers as of October 29, 2026, with prices from $333 to $2,350, a $2,017 spread on the same certified stone. Brilliant Earth lists it at $2,350. 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 angle35.7°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731566655
Dimensions6.41 × 6.46 × 4.01 mm
L/W Ratio1.01
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
6.41 mm6.46 mm1.03 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731566655
Side View
Table 56.0%Crown 35.7°Girdle: MediumPavilion 40.5°Culet: NoneDepth 62.4%

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 29
Current: $2,350 NZD|Low: $324 NZD|High: $2,350 NZD|Avg: $959 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
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Retailer 22
October 30, 2026
Retailer 4$333 NZD
Retailer 8$372 NZD
Retailer 20$386 NZD
Retailer 9$413 NZD
Retailer 10$413 NZD
Retailer 12$561 NZD
Retailer 15$683 NZD
Retailer 13$701 NZD
Retailer 17$711 NZD
Retailer 2$749 NZD
Retailer 3$856 NZD
Retailer 22$924 NZD
Retailer 6$974 NZD
Retailer 18$1,009 NZD
Retailer 19$1,052 NZD
Retailer 14$1,130 NZD
Retailer 5$1,330 NZD
Retailer 16$1,375 NZD
Retailer 7$1,426 NZD
Retailer 21$1,945 NZD
Retailer 11$2,054 NZD
Brilliant Earth$2,350 NZD

40 data points across 22 retailers

22 retailers$333 NZD to $2,350 NZD

A
Cheapest Retailer
-
$333 NZD
$187 USD
A
Retailer 2
-
$372 NZD
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$386 NZD
$217 USD
View
A
Retailer 4
-
$413 NZD
$232 USD
View
A
Retailer 5
-
$413 NZD
$232 USD
View
A
Retailer 6
-
$561 NZD
$315 USD
View
Retailer 7
-
$683 NZD
£302 GBP
View
Price last confirmed 15 days ago
A
Retailer 8
-
$701 NZD
€375 EUR
View
A
Retailer 9
-
$711 NZD
ZAR 6,447 ZAR
View
A
Retailer 10
-
$749 NZD
£331 GBP
View
A
Retailer 11
-
$856 NZD
$481 USD
View
A
Retailer 12
-
$924 NZD
A$798 AUD
View
A
Retailer 13
-
$974 NZD
$547 USD
View
A
Retailer 14
-
$1,009 NZD
A$872 AUD
View
B+
Retailer 15
-
$1,052 NZD
$591 USD
View
B+
Retailer 16
-
$1,130 NZD
SGD 858 SGD
View
B+
Retailer 17
-
$1,330 NZD
$747 USD
View
B+
Retailer 18
-
$1,375 NZD
A$1,188 AUD
View
B+
Retailer 19
-
$1,426 NZD
$801 USD
View
Retailer 20
-
$1,945 NZD
£860 GBP
View
Price last confirmed 11 days ago
B
Retailer 21
-
$2,054 NZD
$1,153 USD
View
Most Expensive
B
Brilliant Earth
18208669A · Oct 29
$2,350 NZD
$1,320 USD
View
21 more retailers have this diamond
Prices start from $333 NZDSave up to $2,017 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 Round
$333 NZD