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Heart|Lab Grown|IGI

3.00ct G SI1 Heart Lab Grown Diamond

EX • G/SI1 • IGI LG698508575

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG698508575

Diamond specifications and retailer prices

From $745 NZD
As of November 6, 2026
Save $2,648 NZD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,393 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 3ct lab-grown heart diamond

This 3ct lab-grown heart sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG698508575 or 698508575. Listed at 12 retailers as of November 1, 2026, with prices from $745 to $3,393, a $2,648 spread on the same certified stone. MOH London lists it at $3,393. 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

3.00
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG698508575
Dimensions8.83 × 10.09 × 5.66 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.83 mm10.09 mm3.00 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG698508575
Side View
Table 61.0%Crown 37°Girdle: MED-THKPavilion 39°Culet: NoneDepth 56.1%

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: Nov 6
Current: $3,393 NZD|Low: $738 NZD|High: $3,546 NZD|Avg: $1,711 NZD|-3.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 11$745 NZD
Retailer 5$833 NZD
Retailer 3$924 NZD
Retailer 4$934 NZD
Retailer 7$1,191 NZD
Retailer 12$1,458 NZD
Retailer 10$1,467 NZD
Retailer 2$1,504 NZD
Retailer 9$1,914 NZD
Retailer 8$2,590 NZD
Retailer 6$2,969 NZD
MOH London$3,393 NZD

46 data points across 12 retailers

12 retailers$745 NZD to $3,393 NZD

A
Cheapest Retailer
-
$745 NZD
A
Retailer 2
-
$833 NZD
View
A
Retailer 3
-
$924 NZD
View
Retailer 4
-
$934 NZD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$1,191 NZD
View
B+
Retailer 6
-
$1,458 NZD
View
A
Retailer 7
-
$1,467 NZD
View
A
Retailer 8
-
$1,504 NZD
View
A
Retailer 9
-
$1,914 NZD
View
B+
Retailer 10
-
$2,590 NZD
View
B
Retailer 11
-
$2,969 NZD
View
Most Expensive
B
MOH London
LG698508575 · Nov 1
$3,393 NZD
£1,481 GBP
View
11 more retailers have this diamond
Prices start from $745 NZDSave up to $2,648 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
3.00ct Heart
$745 NZD