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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 HK$6,151 HKD
$784 USD
As of October 29, 2026
Save HK$23,402 HKD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$52,409 HKD 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: HK$52,409 HKD|Low: HK$5,900 HKD|High: HK$52,409 HKD|Avg: HK$18,314 HKD
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 9HK$6,151 HKD
Retailer 12HK$6,692 HKD
Retailer 11HK$9,980 HKD
Retailer 2HK$11,135 HKD
Retailer 10HK$11,517 HKD
Retailer 6HK$11,533 HKD
Retailer 5HK$13,861 HKD
Retailer 8HK$16,962 HKD
Retailer 3HK$21,144 HKD
Retailer 4HK$21,555 HKD
Retailer 13HK$22,133 HKD
Retailer 7HK$29,553 HKD
Do Amore DiamondsHK$52,409 HKD

32 data points across 13 retailers

11 retailersHK$6,151 HKD to HK$29,553 HKD

A
Cheapest Retailer
-
HK$6,151 HKD
$784 USD
A
Retailer 2
-
HK$6,692 HKD
$853 USD
View
B+
Retailer 3
-
HK$9,980 HKD
$1,272 USD
View
A
Retailer 4
-
HK$11,135 HKD
£1,117 GBP
View
B+
Retailer 5
-
HK$11,517 HKD
$1,468 USD
View
B+
Retailer 6
-
HK$11,533 HKD
$1,470 USD
View
B
Retailer 7
-
HK$16,962 HKD
$2,162 USD
View
B
Retailer 8
-
HK$21,144 HKD
$2,695 USD
View
B
Retailer 9
-
HK$22,133 HKD
$2,821 USD
View
B
Retailer 10
-
HK$29,553 HKD
£2,966 GBP
View
Most Expensive
Do Amore Diamonds
7-1687320 · Oct 31
HK$52,409 HKD
$6,680 USD
View
Price under review
10 more retailers have this diamond
Prices start from HK$6,151 HKDSave up to HK$23,402 HKD

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
HK$6,151 HKD