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Round|Lab Grown|IGI

1.03ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG464114088

Shape and cutting style on the report: Round brilliant

Certificate IGI LG464114088

Diamond specifications and retailer prices

From $1,065 NZD
$600 USD
As of October 31, 2026
Save $6,522 NZD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,587 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.03ct lab-grown round diamond

This 1.03ct 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 LG464114088 or 464114088. Listed at 13 retailers as of October 31, 2026, with prices from $1,065 to $7,587, a $6,522 spread on the same certified stone. MOH London lists it at $7,587. 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

1.03
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG464114088
Dimensions6.49 × 6.52 × 4.00 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
6.49 mm6.52 mm1.03 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG464114088
Side View
Table 58.5%Crown 32.4°Girdle: MediumPavilion 41.6°Culet: NoneDepth 61.5%

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 31
Current: $7,587 NZD|Low: $1,065 NZD|High: $7,679 NZD|Avg: $3,514 NZD|-1.1%
MOH London
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
November 1, 2026
Retailer 9$1,065 NZD
Retailer 10$2,037 NZD
Retailer 3$2,214 NZD
Retailer 15$2,280 NZD
Retailer 11$2,362 NZD
Retailer 13$2,362 NZD
Retailer 4$2,670 NZD
Retailer 2$3,091 NZD
Retailer 5$3,330 NZD
Retailer 12$3,753 NZD
Retailer 8$4,037 NZD
Retailer 14$4,427 NZD
Retailer 6$4,654 NZD
Retailer 7$6,762 NZD
MOH London$7,587 NZD

40 data points across 15 retailers

13 retailers$1,065 NZD to $7,587 NZD

A
Cheapest Retailer
-
$1,065 NZD
$600 USD
B+
Retailer 2
-
$2,037 NZD
$1,148 USD
View
B+
Retailer 3
-
$2,214 NZD
$1,248 USD
View
B+
Retailer 4
-
$2,280 NZD
$1,285 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,362 NZD
$1,331 USD
View
Retailer 6
-
$2,362 NZD
$1,331 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
$2,670 NZD
$1,505 USD
View
B+
Retailer 8
-
$3,091 NZD
£1,372 GBP
View
B
Retailer 9
-
$3,753 NZD
$2,115 USD
View
B
Retailer 10
-
$4,037 NZD
€2,167 EUR
View
B
Retailer 11
-
$4,427 NZD
$2,495 USD
View
B
Retailer 12
-
$4,654 NZD
$2,623 USD
View
Most Expensive
B
MOH London
LG464114088 · Nov 1
$7,587 NZD
£3,367 GBP
View
12 more retailers have this diamond
Prices start from $1,065 NZDSave up to $6,522 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
1.03ct Round
$1,065 NZD