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Round|Lab Grown|IGI

1.21ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG710542823

Shape and cutting style on the report: Round brilliant

Certificate IGI LG710542823

Diamond specifications and retailer prices

From HK$1,381 HKD
$176 USD
As of October 29, 2026
Save HK$7,376 HKD (84%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$8,757 HKD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG710542823 or 710542823. Listed at 24 retailers as of October 28, 2026, with prices from HK$1,381 to HK$8,757, a HK$7,376 spread on the same certified stone. Reve Diamonds lists it at HK$8,757. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710542823
Dimensions6.85 × 6.92 × 4.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.85 mm6.92 mm1.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710542823
Side View
Table 60.0%Crown 33.8°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.3%

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$3,058 HKD|Low: HK$1,310 HKD|High: HK$8,757 HKD|Avg: HK$3,768 HKD|+5.5%
Retailer 1
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Retailer 3
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Retailer 16
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Retailer 18
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Retailer 20
Retailer 21
Reve Diamonds
October 29, 2026
Retailer 11HK$1,381 HKD
Retailer 16HK$1,538 HKD
Retailer 20HK$1,601 HKD
Retailer 6HK$1,711 HKD
Retailer 8HK$1,711 HKD
Retailer 12HK$2,870 HKD
Retailer 17HK$2,935 HKD
Retailer 7HK$3,044 HKD
Retailer 1HK$3,058 HKD
Retailer 3HK$3,068 HKD
Retailer 15HK$3,304 HKD
Retailer 5HK$3,656 HKD
Retailer 14HK$3,815 HKD
Retailer 4HK$3,962 HKD
Retailer 18HK$4,172 HKD
Retailer 9HK$4,496 HKD
Retailer 21HK$5,336 HKD
Retailer 19HK$5,442 HKD
Retailer 13HK$5,492 HKD
Retailer 10HK$5,922 HKD
Retailer 2HK$8,032 HKD
Reve DiamondsHK$8,757 HKD

33 data points across 22 retailers

24 retailersHK$1,381 HKD to HK$8,757 HKD

A
Cheapest Retailer
-
HK$1,381 HKD
$176 USD
A
Retailer 2
-
HK$1,538 HKD
$196 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,601 HKD
$204 USD
View
A
Retailer 4
-
HK$1,711 HKD
$218 USD
View
A
Retailer 5
-
HK$1,711 HKD
$218 USD
View
A
Retailer 6
-
HK$2,870 HKD
£288 GBP
View
A
Retailer 7
-
HK$2,935 HKD
ZAR 6,043 ZAR
View
A
Retailer 8
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HK$3,044 HKD
$388 USD
View
A
Retailer 9
-
HK$3,058 HKD
£307 GBP
View
A
Retailer 10
-
HK$3,068 HKD
$391 USD
View
B+
Retailer 11
-
HK$3,304 HKD
€401 EUR
View
B+
Retailer 12
-
HK$3,656 HKD
$466 USD
View
B+
Retailer 13
-
HK$3,815 HKD
A$748 AUD
View
Retailer 14
-
HK$3,962 HKD
$505 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
HK$4,172 HKD
A$818 AUD
View
B+
Retailer 16
-
HK$4,496 HKD
$573 USD
View
Retailer 17
-
HK$5,210 HKD
$664 USD
View
Price last confirmed 30 days ago
B
Retailer 18
-
HK$5,336 HKD
$680 USD
View
B+
Retailer 19
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HK$5,442 HKD
A$1,067 AUD
View
B+
Retailer 20
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HK$5,492 HKD
$700 USD
View
B
Retailer 21
-
HK$5,922 HKD
$755 USD
View
B
Retailer 22
-
HK$5,948 HKD
$758 USD
View
B
Retailer 23
-
HK$8,032 HKD
£806 GBP
View
Most Expensive
B
Reve Diamonds
D5CEDB4A4 · Oct 28
HK$8,757 HKD
$1,116 USD
View
23 more retailers have this diamond
Prices start from HK$1,381 HKDSave up to HK$7,376 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
1.21ct Round
HK$1,381 HKD