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Round|Lab Grown|IGI

2.51ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG720508164

Shape and cutting style on the report: Round brilliant

Certificate IGI LG720508164

Diamond specifications and retailer prices

From HK$3,978 HKD
$507 USD
As of October 29, 2026
Save HK$16,737 HKD (81%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: HK$26,875 HKD at Rare Carat · As of July 12, 2026
View at Rare Carat

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG720508164 or 720508164. Listed at 26 retailers as of October 29, 2026, with a 421% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.51
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720508164
Dimensions8.75 × 8.82 × 5.28 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
8.75 mm8.82 mm2.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720508164
Side View
Table 59.0%Crown 33.2°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.1%

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: Oct 29
Current: HK$4,896 HKD|Low: HK$3,978 HKD|High: HK$22,327 HKD|Avg: HK$10,169 HKD|+10.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 17HK$3,978 HKD
Retailer 16HK$4,456 HKD
Retailer 1HK$4,896 HKD
Retailer 3HK$4,935 HKD
Retailer 5HK$6,259 HKD
Retailer 7HK$6,943 HKD
Retailer 15HK$6,943 HKD
Retailer 13HK$7,554 HKD
Retailer 8HK$7,741 HKD
Retailer 11HK$8,195 HKD
Retailer 10HK$10,959 HKD
Retailer 14HK$11,909 HKD
Retailer 4HK$12,734 HKD
Retailer 2HK$12,977 HKD
Retailer 9HK$18,304 HKD
Retailer 6HK$19,466 HKD
Retailer 12HK$20,715 HKD

33 data points across 17 retailers

26 retailersHK$3,978 HKD to HK$20,715 HKD

A
Cheapest Retailer
-
HK$3,978 HKD
$507 USD
A
Retailer 2
-
HK$4,456 HKD
$568 USD
View
A
Retailer 3
-
HK$4,896 HKD
$624 USD
View
Final sale: no returns
A
Retailer 4
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HK$4,935 HKD
$629 USD
View
A
Retailer 5
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HK$5,624 HKD
View
Retailer 6
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HK$6,259 HKD
£628 GBP
View
Price last confirmed 17 days ago
A
Retailer 7
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HK$6,943 HKD
$885 USD
View
A
Retailer 8
-
HK$6,943 HKD
$885 USD
View
A
Retailer 9
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HK$6,991 HKD
$891 USD
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A
Retailer 10
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HK$7,554 HKD
€917 EUR
View
A
Retailer 11
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HK$7,741 HKD
A$1,518 AUD
View
A
Retailer 12
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HK$8,195 HKD
£822 GBP
View
B+
Retailer 13
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HK$10,858 HKD
$1,384 USD
View
B+
Retailer 14
-
HK$10,959 HKD
A$2,149 AUD
View
B+
Retailer 15
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HK$11,524 HKD
$1,469 USD
View
B+
Retailer 16
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HK$11,909 HKD
ZAR 24,522 ZAR
View
B+
Retailer 17
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HK$12,734 HKD
$1,623 USD
View
B+
Retailer 18
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HK$12,977 HKD
$1,654 USD
View
B
Retailer 19
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HK$16,064 HKD
$2,047 USD
View
B
Retailer 20
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HK$16,378 HKD
SGD 2,821 SGD
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B
Retailer 21
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HK$17,017 HKD
$2,169 USD
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B
Retailer 22
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HK$17,058 HKD
$2,174 USD
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B
Retailer 23
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HK$18,304 HKD
$2,333 USD
View
Retailer 24
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HK$19,466 HKD
A$3,817 AUD
View
Price last confirmed 22 days ago
B
Retailer 25
-
HK$20,715 HKD
£2,079 GBP
View
Most Expensive
Rare Carat
38515-1189-30 · Jul 12
HK$26,875 HKD
$3,426 USD
View
Price last confirmed 110 days ago
25 more retailers have this diamond
Prices start from HK$3,978 HKDSave up to HK$16,737 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
2.51ct Round
HK$3,978 HKD