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Round|Lab Grown|IGI

3.05ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG763620429

Shape and cutting style on the report: Round brilliant

Certificate IGI LG763620429

Diamond specifications and retailer prices

From $1,635 NZD
£726 GBP
As of October 30, 2026
Save $11,459 NZD (88%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: $13,094 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG763620429 or 763620429. Listed at 28 retailers as of October 30, 2026, with prices from $1,635 to $13,094, a $11,459 spread on the same certified stone. Brilliant Earth lists it at $13,094. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG763620429
Dimensions9.31 × 9.36 × 5.72 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
9.31 mm9.36 mm3.05 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG763620429
Side View
Table 58.0%Crown 35.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $13,094 NZD|Low: $1,107 NZD|High: $14,673 NZD|Avg: $3,595 NZD|-10.8%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 5$1,152 NZD
Retailer 8$1,336 NZD
Retailer 9$1,336 NZD
Retailer 13$1,635 NZD
Retailer 4$2,009 NZD
Retailer 17$2,014 NZD
Retailer 2$2,129 NZD
Retailer 14$2,174 NZD
Retailer 12$2,186 NZD
Retailer 11$3,019 NZD
Retailer 10$3,077 NZD
Retailer 16$3,104 NZD
Retailer 6$3,683 NZD
Retailer 7$4,315 NZD
Retailer 15$5,660 NZD
Retailer 3$10,105 NZD
Brilliant Earth$13,094 NZD

30 data points across 17 retailers

28 retailers$1,635 NZD to $13,094 NZD

Retailer 1
-
$1,152 NZD
$649 USD
Price last confirmed 36 days ago
Retailer 2
-
$1,152 NZD
$649 USD
View
Price last confirmed 21 days ago
Retailer 3
-
$1,254 NZD
$707 USD
View
Price last confirmed 38 days ago
Retailer 4
-
$1,318 NZD
$743 USD
View
Price last confirmed 35 days ago
Retailer 5
-
$1,336 NZD
$753 USD
View
Price last confirmed 29 days ago
Retailer 6
-
$1,336 NZD
$753 USD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$1,635 NZD
£726 GBP
View
A
Retailer 8
-
$2,009 NZD
$1,132 USD
View
A
Retailer 9
-
$2,012 NZD
$1,134 USD
View
A
Retailer 10
-
$2,014 NZD
$1,135 USD
View
A
Retailer 11
-
$2,129 NZD
£945 GBP
View
A
Retailer 12
-
$2,174 NZD
€1,167 EUR
View
A
Retailer 13
-
$2,186 NZD
$1,232 USD
View
Final sale: no returns
A
Retailer 14
-
$3,019 NZD
A$2,618 AUD
View
A
Retailer 15
-
$3,077 NZD
$1,734 USD
View
A
Retailer 16
-
$3,104 NZD
ZAR 28,260 ZAR
View
A
Retailer 17
-
$3,384 NZD
$1,907 USD
View
A
Retailer 18
-
$3,414 NZD
$1,924 USD
View
A
Retailer 19
-
$3,683 NZD
$2,076 USD
View
Retailer 20
-
$3,758 NZD
$2,118 USD
View
Price last confirmed 40 days ago
Retailer 21
-
$3,758 NZD
$2,118 USD
View
Price last confirmed 24 days ago
A
Retailer 22
-
$4,315 NZD
$2,432 USD
View
A
Retailer 23
-
$4,560 NZD
$2,570 USD
View
A
Retailer 24
-
$4,612 NZD
$2,600 USD
View
A
Retailer 25
-
$4,663 NZD
$2,628 USD
View
B+
Retailer 26
-
$5,660 NZD
£2,512 GBP
View
Retailer 27
-
$10,105 NZD
$5,695 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
17397542A · Oct 30
$13,094 NZD
$7,380 USD
View
27 more retailers have this diamond
Prices start from $1,635 NZDSave up to $11,459 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
3.05ct Round
$1,635 NZD