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Round|Lab Grown|IGI

1.51ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG658484148

Shape and cutting style on the report: Round brilliant

Certificate IGI LG658484148

Diamond specifications and retailer prices

From HK$3,405 HKD
$434 USD
As of November 1, 2026
Save HK$26,567 HKD (89%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: HK$29,972 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 LG658484148 or 658484148. Listed at 27 retailers as of November 1, 2026, with prices from HK$3,405 to HK$29,972, a HK$26,567 spread on the same certified stone. Brilliant Earth lists it at HK$29,972. 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 angle35.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG658484148
Dimensions7.32 × 7.35 × 4.53 mm
L/W Ratio1.00
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
7.32 mm7.35 mm1.51 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG658484148
Side View
Table 58.0%Crown 35.4°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.6%

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$29,972 HKD|Low: HK$3,405 HKD|High: HK$29,972 HKD|Avg: HK$8,307 HKD
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 2, 2026
Retailer 16HK$3,405 HKD
Retailer 6HK$4,118 HKD
Retailer 13HK$4,834 HKD
Retailer 9HK$5,084 HKD
Retailer 17HK$5,100 HKD
Retailer 8HK$5,688 HKD
Retailer 20HK$5,957 HKD
Retailer 2HK$5,981 HKD
Retailer 14HK$6,512 HKD
Retailer 15HK$6,825 HKD
Retailer 5HK$7,728 HKD
Retailer 19HK$8,762 HKD
Retailer 3HK$8,913 HKD
Retailer 11HK$12,048 HKD
Retailer 7HK$12,432 HKD
Retailer 18HK$13,520 HKD
Retailer 10HK$14,076 HKD
Retailer 12HK$14,131 HKD
Retailer 4HK$14,837 HKD
Brilliant EarthHK$29,972 HKD

29 data points across 20 retailers

27 retailersHK$3,405 HKD to HK$29,972 HKD

Retailer 1
-
HK$3,044 HKD
$388 USD
Price last confirmed 15 days ago
A
Retailer 2
-
HK$3,405 HKD
$434 USD
View
Final sale: no returns
Retailer 3
-
HK$3,413 HKD
$435 USD
View
Price last confirmed 14 days ago
Retailer 4
-
HK$3,774 HKD
$481 USD
View
Price last confirmed 17 days ago
Retailer 5
-
HK$3,774 HKD
$481 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
HK$4,118 HKD
View
A
Retailer 7
-
HK$4,834 HKD
£485 GBP
View
A
Retailer 8
-
HK$5,084 HKD
$648 USD
View
A
Retailer 9
-
HK$5,100 HKD
$650 USD
View
A
Retailer 10
-
HK$5,688 HKD
$725 USD
View
A
Retailer 11
-
HK$5,957 HKD
A$1,168 AUD
View
A
Retailer 12
-
HK$5,981 HKD
€726 EUR
View
A
Retailer 13
-
HK$6,512 HKD
ZAR 13,409 ZAR
View
A
Retailer 14
-
HK$6,825 HKD
£685 GBP
View
B+
Retailer 15
-
HK$7,728 HKD
$985 USD
View
B+
Retailer 16
-
HK$8,762 HKD
A$1,718 AUD
View
B+
Retailer 17
-
HK$8,913 HKD
$1,136 USD
View
B+
Retailer 18
-
HK$9,047 HKD
$1,153 USD
View
B+
Retailer 19
-
HK$12,048 HKD
SGD 2,075 SGD
View
Retailer 20
-
HK$12,138 HKD
$1,547 USD
View
Price last confirmed 16 days ago
B+
Retailer 21
-
HK$12,432 HKD
$1,585 USD
View
B
Retailer 22
-
HK$13,213 HKD
$1,684 USD
View
B+
Retailer 23
-
HK$13,520 HKD
A$2,651 AUD
View
B
Retailer 24
-
HK$14,076 HKD
$1,794 USD
View
B
Retailer 25
-
HK$14,131 HKD
$1,801 USD
View
B
Retailer 26
-
HK$14,837 HKD
£1,489 GBP
View
Most Expensive
B
Brilliant Earth
14067819A · Nov 2
HK$29,972 HKD
$3,820 USD
View
26 more retailers have this diamond
Prices start from HK$3,405 HKDSave up to HK$26,567 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$3,405 HKD