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1.30ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG797676963

Shape and cutting style on the report: Round brilliant

Certificate IGI LG797676963

Diamond specifications and retailer prices

From $639 NZD
As of November 4, 2026
Save $1,067 NZD (63%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,706 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1.3ct lab-grown round diamond

This 1.3ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG797676963 or 797676963. Listed at 7 retailers as of November 2, 2026, with prices from $639 to $1,706, a $1,067 spread on the same certified stone. MOH London lists it at $1,706. 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

1.30
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797676963
Dimensions6.94 × 6.91 × 4.38 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.94 mm6.91 mm1.30 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797676963
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
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: Nov 4
Current: $1,706 NZD|Low: $605 NZD|High: $1,726 NZD|Avg: $963 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 3$639 NZD
Retailer 4$655 NZD
Retailer 6$744 NZD
Retailer 5$815 NZD
Retailer 2$934 NZD
Retailer 7$1,270 NZD
MOH London$1,706 NZD

35 data points across 7 retailers

7 retailers$639 NZD to $1,706 NZD

A
Cheapest Retailer
-
$639 NZD
B+
Retailer 2
-
$655 NZD
View
A
Retailer 3
-
$744 NZD
View
B+
Retailer 4
-
$815 NZD
View
B+
Retailer 5
-
$934 NZD
View
B
Retailer 6
-
$1,270 NZD
View
Most Expensive
B
MOH London
LG797676963 · Nov 2
$1,706 NZD
£755 GBP
View
6 more retailers have this diamond
Prices start from $639 NZDSave up to $1,067 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
1.30ct Round
$639 NZD