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Round|Lab Grown|GIA

3.01ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • GIA 1499712578

Certificate GIA 1499712578

Diamond specifications and retailer prices

From $1,595 NZD
$899 USD
As of October 30, 2026
Save $5,484 NZD (77%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,079 NZD at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

About this 3.01ct lab-grown round diamond

This 3.01ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1499712578. Listed at 13 retailers as of October 27, 2026, with prices from $1,595 to $7,079, a $5,484 spread on the same certified stone. Brilliant Earth lists it at $7,079. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.01
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.2°
OriginLab Grown
Grading LabGIA
CertificateGIA 1499712578
Dimensions9.38 × 9.42 × 5.59 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Girdle conditionFaceted
Cert comments
This is a man-made diamond produced by CVD (Chemical Vapor Deposition) growth process and has evidence of post-growth treatments to change the color.
Key to symbols
Feather
Top View
9.38 mm9.42 mm3.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1499712578
Side View
Table 62.0%Crown 33.5°Girdle: MediumPavilion 41.2°Culet: NoneDepth 59.5%

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 30
Current: $7,079 NZD|Low: $1,137 NZD|High: $7,417 NZD|Avg: $3,802 NZD|-4.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 12$1,595 NZD
Retailer 3$1,680 NZD
Retailer 13$1,969 NZD
Retailer 10$2,195 NZD
Retailer 9$2,226 NZD
Retailer 2$2,690 NZD
Retailer 7$2,765 NZD
Retailer 8$3,596 NZD
Retailer 4$4,847 NZD
Retailer 11$5,131 NZD
Retailer 5$6,508 NZD
Retailer 6$6,877 NZD
Brilliant Earth$7,079 NZD

42 data points across 13 retailers

13 retailers$1,595 NZD to $7,079 NZD

A
Cheapest Retailer
-
$1,595 NZD
$899 USD
Final sale: no returns
A
Retailer 2
-
$1,680 NZD
$947 USD
View
B+
Retailer 3
-
$1,969 NZD
$1,110 USD
View
B+
Retailer 4
-
$2,195 NZD
$1,237 USD
View
B+
Retailer 5
-
$2,226 NZD
HK$9,800 HKD
View
B+
Retailer 6
-
$2,690 NZD
£1,194 GBP
View
B+
Retailer 7
-
$2,765 NZD
€1,484 EUR
View
B
Retailer 8
-
$3,596 NZD
A$3,118 AUD
View
B
Retailer 9
-
$4,847 NZD
$2,732 USD
View
B
Retailer 10
-
$5,131 NZD
$2,892 USD
View
B
Retailer 11
-
$6,508 NZD
$3,668 USD
View
B
Retailer 12
-
$6,877 NZD
£3,052 GBP
View
Most Expensive
B
Brilliant Earth
10767221A · Oct 27
$7,079 NZD
$3,990 USD
View
12 more retailers have this diamond
Prices start from $1,595 NZDSave up to $5,484 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
3.01ct Round
$1,595 NZD