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Round|Lab Grown|IGI

1.05ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG801631502

Shape and cutting style on the report: Round brilliant

Certificate IGI LG801631502

Diamond specifications and retailer prices

From $390 NZD
$220 USD
As of October 29, 2026
Save $2,910 NZD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,300 NZD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.05ct lab-grown round diamond

This 1.05ct 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 LG801631502 or 801631502. Listed at 23 retailers as of October 26, 2026, with prices from $390 to $3,300, a $2,910 spread on the same certified stone. Brilliant Earth lists it at $3,300. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801631502
Dimensions6.48 × 6.46 × 4.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.48 mm6.46 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801631502
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.8%

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: $3,300 NZD|Low: $390 NZD|High: $3,620 NZD|Avg: $1,156 NZD|-8.8%
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
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
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Retailer 21
Retailer 22
October 30, 2026
Retailer 20$390 NZD
Retailer 3$435 NZD
Retailer 10$452 NZD
Retailer 4$484 NZD
Retailer 14$484 NZD
Retailer 8$545 NZD
Retailer 22$653 NZD
Retailer 2$783 NZD
Retailer 16$796 NZD
Retailer 18$831 NZD
Retailer 13$897 NZD
Retailer 6$901 NZD
Retailer 15$903 NZD
Retailer 19$1,182 NZD
Retailer 9$1,333 NZD
Retailer 7$1,554 NZD
Retailer 21$1,560 NZD
Retailer 12$1,648 NZD
Retailer 11$1,696 NZD
Retailer 17$1,949 NZD
Retailer 5$2,230 NZD
Brilliant Earth$3,300 NZD

24 data points across 22 retailers

23 retailers$390 NZD to $3,300 NZD

A
Cheapest Retailer
-
$390 NZD
$220 USD
A
Retailer 2
-
$435 NZD
$245 USD
View
Final sale: no returns
A
Retailer 3
-
$452 NZD
$255 USD
View
A
Retailer 4
-
$484 NZD
$273 USD
View
A
Retailer 5
-
$484 NZD
$273 USD
View
A
Retailer 6
-
$545 NZD
HK$2,400 HKD
View
A
Retailer 7
-
$653 NZD
$368 USD
View
A
Retailer 8
-
$783 NZD
£347 GBP
View
A
Retailer 9
-
$796 NZD
€427 EUR
View
A
Retailer 10
-
$831 NZD
ZAR 7,565 ZAR
View
A
Retailer 11
-
$897 NZD
£398 GBP
View
A
Retailer 12
-
$901 NZD
$508 USD
View
A
Retailer 13
-
$903 NZD
$509 USD
View
B+
Retailer 14
-
$1,182 NZD
A$1,025 AUD
View
B+
Retailer 15
-
$1,333 NZD
SGD 1,015 SGD
View
B+
Retailer 16
-
$1,554 NZD
$876 USD
View
B+
Retailer 17
-
$1,560 NZD
$879 USD
View
B+
Retailer 18
-
$1,648 NZD
$929 USD
View
B+
Retailer 19
-
$1,696 NZD
$956 USD
View
B+
Retailer 20
-
$1,949 NZD
£865 GBP
View
B
Retailer 21
-
$2,230 NZD
$1,257 USD
View
B
Retailer 22
-
$2,496 NZD
$1,407 USD
View
Most Expensive
B
Brilliant Earth
20216100A · Oct 26
$3,300 NZD
$1,860 USD
View
22 more retailers have this diamond
Prices start from $390 NZDSave up to $2,910 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
1.05ct Round
$390 NZD