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Round|Lab Grown|IGI

1.51ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG810638884

Shape and cutting style on the report: Round brilliant

Certificate IGI LG810638884

Diamond specifications and retailer prices

From HK$3,170 HKD
$404 USD
As of November 1, 2026
Save HK$31,353 HKD (91%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: HK$34,523 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG810638884 or 810638884. Listed at 25 retailers as of October 31, 2026, with prices from HK$3,170 to HK$34,523, a HK$31,353 spread on the same certified stone. Brilliant Earth lists it at HK$34,523. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG810638884
Dimensions7.36 × 7.39 × 4.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.36 mm7.39 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG810638884
Side View
Table 60.0%Crown 33.1°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.4%

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 1
Current: HK$6,146 HKD|Low: HK$3,170 HKD|High: HK$17,481 HKD|Avg: HK$8,441 HKD|-2.2%
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 2, 2026
Retailer 23HK$3,170 HKD
Retailer 16HK$3,546 HKD
Retailer 11HK$3,554 HKD
Retailer 3HK$3,931 HKD
Retailer 14HK$3,931 HKD
Retailer 15HK$4,419 HKD
Retailer 12HK$5,032 HKD
Retailer 22HK$5,100 HKD
Retailer 2HK$5,273 HKD
Retailer 5HK$5,830 HKD
Retailer 1HK$6,146 HKD
Retailer 18HK$6,442 HKD
Retailer 17HK$6,780 HKD
Retailer 6HK$7,775 HKD
Retailer 20HK$8,890 HKD
Retailer 21HK$9,154 HKD
Retailer 8HK$12,640 HKD
Retailer 10HK$12,727 HKD
Retailer 7HK$12,917 HKD
Retailer 4HK$14,475 HKD
Retailer 9HK$14,719 HKD
Retailer 19HK$15,365 HKD
Retailer 13HK$17,277 HKD

21 data points across 23 retailers

25 retailersHK$3,170 HKD to HK$34,523 HKD

A
Cheapest Retailer
-
HK$3,170 HKD
$404 USD
A
Retailer 2
-
HK$3,546 HKD
$452 USD
View
Final sale: no returns
A
Retailer 3
-
HK$3,554 HKD
$453 USD
View
Retailer 4
-
HK$3,931 HKD
$501 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
HK$3,931 HKD
$501 USD
View
A
Retailer 6
-
HK$4,419 HKD
View
A
Retailer 7
-
HK$5,032 HKD
£505 GBP
View
A
Retailer 8
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HK$5,100 HKD
$650 USD
View
A
Retailer 9
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HK$5,273 HKD
$672 USD
View
A
Retailer 10
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HK$5,830 HKD
$743 USD
View
A
Retailer 11
-
HK$6,146 HKD
€746 EUR
View
A
Retailer 12
-
HK$6,442 HKD
£646 GBP
View
A
Retailer 13
-
HK$6,780 HKD
ZAR 13,960 ZAR
View
A
Retailer 14
-
HK$7,775 HKD
$991 USD
View
B+
Retailer 15
-
HK$8,890 HKD
$1,133 USD
View
B+
Retailer 16
-
HK$9,154 HKD
A$1,795 AUD
View
B+
Retailer 17
-
HK$12,640 HKD
$1,611 USD
View
B+
Retailer 18
-
HK$12,727 HKD
SGD 2,192 SGD
View
B+
Retailer 19
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HK$12,917 HKD
$1,646 USD
View
B+
Retailer 20
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HK$13,950 HKD
$1,778 USD
View
B
Retailer 21
-
HK$14,475 HKD
$1,845 USD
View
B+
Retailer 22
-
HK$14,719 HKD
$1,876 USD
View
B+
Retailer 23
-
HK$15,365 HKD
£1,542 GBP
View
B
Retailer 24
-
HK$17,277 HKD
$2,202 USD
View
Most Expensive
B
Brilliant Earth
20620034A · Oct 31
HK$34,523 HKD
$4,400 USD
View
24 more retailers have this diamond
Prices start from HK$3,170 HKDSave up to HK$31,353 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
1.51ct Round
HK$3,170 HKD