CaratHunter
Plans
Round|Lab Grown|IGI

1.05ct E IF Round Lab Grown Diamond

EX • E/IF • IGI LG725520111

Shape and cutting style on the report: Round brilliant

Certificate IGI LG725520111

Diamond specifications and retailer prices

From $339 NZD
$191 USD
As of October 29, 2026
Save $1,755 NZD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,094 NZD at Brilliant Earth · As of October 30, 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 LG725520111 or 725520111. Listed at 23 retailers as of October 29, 2026, with prices from $339 to $2,094, a $1,755 spread on the same certified stone. Brilliant Earth lists it at $2,094. 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 angle31.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG725520111
Dimensions6.59 × 6.56 × 3.97 mm
L/W Ratio1.00
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
6.59 mm6.56 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG725520111
Side View
Table 59.0%Crown 31.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.3%

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: $2,094 NZD|Low: $328 NZD|High: $2,395 NZD|Avg: $1,056 NZD|-12.6%
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
Retailer 22
Retailer 23
October 30, 2026
Retailer 5$339 NZD
Retailer 11$378 NZD
Retailer 23$392 NZD
Retailer 12$419 NZD
Retailer 14$419 NZD
Retailer 16$568 NZD
Retailer 7$680 NZD
Retailer 13$710 NZD
Retailer 17$720 NZD
Retailer 2$760 NZD
Retailer 4$884 NZD
Retailer 3$920 NZD
Retailer 9$978 NZD
Retailer 18$1,023 NZD
Retailer 21$1,068 NZD
Retailer 8$1,144 NZD
Retailer 6$1,347 NZD
Retailer 10$1,443 NZD
Retailer 20$1,649 NZD
Retailer 22$1,854 NZD
Retailer 19$1,963 NZD
Retailer 15$2,064 NZD
Brilliant Earth$2,094 NZD

40 data points across 23 retailers

23 retailers$339 NZD to $2,094 NZD

A
Cheapest Retailer
-
$339 NZD
$191 USD
A
Retailer 2
-
$378 NZD
$213 USD
View
Final sale: no returns
A
Retailer 3
-
$392 NZD
$221 USD
View
A
Retailer 4
-
$419 NZD
$236 USD
View
A
Retailer 5
-
$419 NZD
$236 USD
View
A
Retailer 6
-
$568 NZD
$320 USD
View
Retailer 7
-
$680 NZD
£302 GBP
View
Price last confirmed 13 days ago
A
Retailer 8
-
$710 NZD
€381 EUR
View
A
Retailer 9
-
$720 NZD
ZAR 6,553 ZAR
View
A
Retailer 10
-
$760 NZD
£337 GBP
View
A
Retailer 11
-
$884 NZD
$498 USD
View
A
Retailer 12
-
$920 NZD
A$798 AUD
View
B+
Retailer 13
-
$978 NZD
$551 USD
View
B+
Retailer 14
-
$1,023 NZD
A$887 AUD
View
B+
Retailer 15
-
$1,068 NZD
$602 USD
View
B+
Retailer 16
-
$1,144 NZD
SGD 871 SGD
View
B+
Retailer 17
-
$1,347 NZD
$759 USD
View
B+
Retailer 18
-
$1,443 NZD
$813 USD
View
B
Retailer 19
-
$1,649 NZD
£732 GBP
View
Retailer 20
-
$1,854 NZD
$1,045 USD
View
Price last confirmed 9 days ago
B
Retailer 21
-
$1,963 NZD
£871 GBP
View
B
Retailer 22
-
$2,064 NZD
$1,163 USD
View
Most Expensive
B
Brilliant Earth
18208591A · Oct 30
$2,094 NZD
$1,180 USD
View
22 more retailers have this diamond
Prices start from $339 NZDSave up to $1,755 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
$339 NZD