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Round|Lab Grown|IGI

1.51ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG838619572

Shape and cutting style on the report: Round brilliant

Certificate IGI LG838619572

Diamond specifications and retailer prices

From HK$2,613 HKD
$333 USD
As of November 1, 2026
Save HK$20,690 HKD (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$23,303 HKD at Brilliant Earth · As of November 2, 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 LG838619572 or 838619572. Listed at 20 retailers as of November 1, 2026, with prices from HK$2,613 to HK$23,303, a HK$20,690 spread on the same certified stone. Brilliant Earth lists it at HK$23,303. 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 angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838619572
Dimensions7.28 × 7.31 × 4.54 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.28 mm7.31 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838619572
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A+
Exceptional
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$23,303 HKD|Low: HK$2,613 HKD|High: HK$30,207 HKD|Avg: HK$7,181 HKD|-16.6%
Brilliant Earth
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
November 3, 2026
Retailer 4HK$2,613 HKD
Retailer 7HK$2,919 HKD
Retailer 14HK$3,013 HKD
Retailer 16HK$3,225 HKD
Retailer 9HK$3,288 HKD
Retailer 12HK$3,615 HKD
Retailer 15HK$4,124 HKD
Retailer 8HK$4,355 HKD
Retailer 19HK$4,355 HKD
Retailer 5HK$5,257 HKD
Retailer 17HK$5,264 HKD
Retailer 18HK$5,595 HKD
Retailer 13HK$5,753 HKD
Retailer 6HK$7,563 HKD
Retailer 3HK$9,517 HKD
Retailer 2HK$10,312 HKD
Retailer 20HK$10,427 HKD
Retailer 11HK$11,487 HKD
Retailer 10HK$13,193 HKD
Brilliant EarthHK$23,303 HKD

21 data points across 20 retailers

20 retailersHK$2,613 HKD to HK$23,303 HKD

A+
Cheapest Retailer
-
HK$2,613 HKD
$333 USD
A
Retailer 2
-
HK$2,919 HKD
$372 USD
View
Final sale: no returns
A
Retailer 3
-
HK$3,013 HKD
$384 USD
View
A
Retailer 4
-
HK$3,225 HKD
$411 USD
View
Retailer 5
-
HK$3,288 HKD
$419 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
HK$3,615 HKD
View
A
Retailer 7
-
HK$4,124 HKD
£414 GBP
View
A
Retailer 8
-
HK$4,355 HKD
$555 USD
View
A
Retailer 9
-
HK$4,355 HKD
$555 USD
View
A
Retailer 10
-
HK$5,257 HKD
$670 USD
View
A
Retailer 11
-
HK$5,264 HKD
€639 EUR
View
A
Retailer 12
-
HK$5,595 HKD
ZAR 11,519 ZAR
View
A
Retailer 13
-
HK$5,753 HKD
£577 GBP
View
A
Retailer 14
-
HK$7,563 HKD
A$1,483 AUD
View
B+
Retailer 15
-
HK$9,517 HKD
$1,213 USD
View
B+
Retailer 16
-
HK$10,312 HKD
SGD 1,776 SGD
View
B+
Retailer 17
-
HK$10,427 HKD
$1,329 USD
View
B+
Retailer 18
-
HK$11,487 HKD
$1,464 USD
View
Retailer 19
-
HK$13,193 HKD
£1,324 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
21621094A · Nov 2
HK$23,303 HKD
$2,970 USD
View
19 more retailers have this diamond
Prices start from HK$2,613 HKDSave up to HK$20,690 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$2,613 HKD