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1.02ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG480150392

Shape and cutting style on the report: Round brilliant

Certificate IGI LG480150392

Diamond specifications and retailer prices

From $1,047 NZD
$590 USD
As of October 31, 2026
Save $6,479 NZD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,526 NZD at MOH London · As of October 27, 2026
View at MOH London

About this 1.02ct lab-grown round diamond

This 1.02ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG480150392 or 480150392. Listed at 12 retailers as of October 27, 2026, with prices from $1,047 to $7,526, a $6,479 spread on the same certified stone. MOH London lists it at $7,526. 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

1.02
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480150392
Dimensions6.43 × 6.44 × 4.03 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.43 mm6.44 mm1.02 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG480150392
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.6%

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 31
Current: $7,526 NZD|Low: $1,047 NZD|High: $7,616 NZD|Avg: $3,309 NZD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 4$1,047 NZD
Retailer 5$2,017 NZD
Retailer 9$2,259 NZD
Retailer 6$2,339 NZD
Retailer 8$2,339 NZD
Retailer 10$2,644 NZD
Retailer 11$3,302 NZD
Retailer 7$3,717 NZD
Retailer 2$4,000 NZD
Retailer 3$4,610 NZD
MOH London$7,526 NZD

22 data points across 11 retailers

12 retailers$1,047 NZD to $7,526 NZD

A
Cheapest Retailer
-
$1,047 NZD
$590 USD
B+
Retailer 2
-
$2,017 NZD
$1,137 USD
View
B+
Retailer 3
-
$2,195 NZD
$1,237 USD
View
B+
Retailer 4
-
$2,259 NZD
$1,273 USD
View
Final sale: no returns
Retailer 5
-
$2,339 NZD
$1,318 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$2,339 NZD
$1,318 USD
View
B
Retailer 7
-
$2,644 NZD
$1,490 USD
View
B
Retailer 8
-
$3,717 NZD
$2,095 USD
View
B
Retailer 9
-
$4,000 NZD
€2,147 EUR
View
B
Retailer 10
-
$4,384 NZD
$2,471 USD
View
B
Retailer 11
-
$4,610 NZD
$2,598 USD
View
Most Expensive
B
MOH London
LG480150392 · Oct 27
$7,526 NZD
£3,340 GBP
View
11 more retailers have this diamond
Prices start from $1,047 NZDSave up to $6,479 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
1.02ct Round
$1,047 NZD