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Round|Lab Grown|IGI

4.70ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG683551990

Shape and cutting style on the report: Round brilliant

Certificate IGI LG683551990

Diamond specifications and retailer prices

From $1,116 AUD
$784 USD
As of October 29, 2026
Save $4,246 AUD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,510 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 4.7ct lab-grown round diamond

This 4.7ct lab-grown round 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 LG683551990 or 683551990. Listed at 11 retailers as of October 27, 2026, with a 380% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.70
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683551990
Dimensions10.70 × 10.63 × 6.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.70 mm10.63 mm4.70 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683551990
Side View
Table 58.0%Crown 36.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.9%

Caratlytics Score

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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: Oct 29
Current: $9,510 AUD|Low: $1,071 AUD|High: $9,510 AUD|Avg: $3,323 AUD
Do Amore Diamonds
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 9$1,116 AUD
Retailer 12$1,214 AUD
Retailer 11$1,811 AUD
Retailer 2$2,020 AUD
Retailer 10$2,090 AUD
Retailer 6$2,093 AUD
Retailer 5$2,515 AUD
Retailer 8$3,078 AUD
Retailer 3$3,837 AUD
Retailer 4$3,911 AUD
Retailer 13$4,016 AUD
Retailer 7$5,362 AUD
Do Amore Diamonds$9,510 AUD

32 data points across 13 retailers

11 retailers$1,116 AUD to $5,362 AUD

A
Cheapest Retailer
-
$1,116 AUD
$784 USD
A
Retailer 2
-
$1,214 AUD
$853 USD
View
B+
Retailer 3
-
$1,811 AUD
$1,272 USD
View
A
Retailer 4
-
$2,020 AUD
£1,117 GBP
View
B+
Retailer 5
-
$2,090 AUD
$1,468 USD
View
B+
Retailer 6
-
$2,093 AUD
$1,470 USD
View
B
Retailer 7
-
$3,078 AUD
$2,162 USD
View
B
Retailer 8
-
$3,837 AUD
$2,695 USD
View
B
Retailer 9
-
$4,016 AUD
$2,821 USD
View
B
Retailer 10
-
$5,362 AUD
£2,966 GBP
View
Most Expensive
Do Amore Diamonds
7-1687320 · Oct 31
$9,510 AUD
$6,680 USD
View
Price under review
10 more retailers have this diamond
Prices start from $1,116 AUDSave up to $4,246 AUD

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
4.70ct Round
$1,116 AUD