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Round|Lab Grown|IGI

1.51ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG712551703

Shape and cutting style on the report: Round brilliant

Certificate IGI LG712551703

Diamond specifications and retailer prices

From HK$3,374 HKD
$430 USD
As of October 30, 2026
Save HK$30,049 HKD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$33,423 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG712551703 or 712551703. Listed at 22 retailers as of October 29, 2026, with prices from HK$3,374 to HK$33,423, a HK$30,049 spread on the same certified stone. Do Amore Diamonds lists it at HK$33,423. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG712551703
Dimensions7.36 × 7.41 × 4.47 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
7.36 mm7.41 mm1.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG712551703
Side View
Table 59.0%Crown 33.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.4%

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: Oct 30
Current: HK$33,423 HKD|Low: HK$2,487 HKD|High: HK$33,423 HKD|Avg: HK$11,970 HKD|+20.3%
Do Amore Diamonds
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
October 31, 2026
Retailer 13HK$3,374 HKD
Retailer 11HK$4,205 HKD
Retailer 7HK$5,641 HKD
Retailer 18HK$5,767 HKD
Retailer 6HK$6,226 HKD
Retailer 10HK$6,504 HKD
Retailer 5HK$7,281 HKD
Retailer 15HK$7,996 HKD
Retailer 17HK$8,859 HKD
Retailer 14HK$12,005 HKD
Retailer 3HK$12,553 HKD
Retailer 12HK$13,251 HKD
Retailer 2HK$14,689 HKD
Retailer 8HK$16,277 HKD
Retailer 19HK$16,398 HKD
Retailer 4HK$17,465 HKD
Retailer 9HK$17,665 HKD
Retailer 16HK$21,632 HKD
Do Amore DiamondsHK$33,423 HKD

44 data points across 19 retailers

22 retailersHK$3,374 HKD to HK$33,423 HKD

A
Cheapest Retailer
-
HK$3,374 HKD
$430 USD
A
Retailer 2
-
HK$3,766 HKD
$480 USD
View
A
Retailer 3
-
HK$4,205 HKD
$536 USD
View
Final sale: no returns
Retailer 4
-
HK$4,668 HKD
$595 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
HK$4,668 HKD
$595 USD
View
A
Retailer 6
-
HK$5,641 HKD
$719 USD
View
A
Retailer 7
-
HK$5,767 HKD
$735 USD
View
A
Retailer 8
-
HK$6,226 HKD
View
A
Retailer 9
-
HK$6,504 HKD
$829 USD
View
A
Retailer 10
-
HK$7,281 HKD
$928 USD
View
B+
Retailer 11
-
HK$7,996 HKD
£802 GBP
View
B+
Retailer 12
-
HK$8,859 HKD
ZAR 18,241 ZAR
View
B+
Retailer 13
-
HK$12,005 HKD
A$2,354 AUD
View
B+
Retailer 14
-
HK$12,553 HKD
$1,600 USD
View
B
Retailer 15
-
HK$13,251 HKD
$1,689 USD
View
B
Retailer 16
-
HK$14,689 HKD
SGD 2,530 SGD
View
B
Retailer 17
-
HK$16,277 HKD
$2,075 USD
View
B
Retailer 18
-
HK$16,398 HKD
$2,090 USD
View
B
Retailer 19
-
HK$17,465 HKD
$2,226 USD
View
B
Retailer 20
-
HK$17,665 HKD
$2,252 USD
View
B
Retailer 21
-
HK$21,632 HKD
£2,171 GBP
View
Most Expensive
B
Do Amore Diamonds
27-C7713E73C · Oct 29
HK$33,423 HKD
$4,260 USD
View
21 more retailers have this diamond
Prices start from HK$3,374 HKDSave up to HK$30,049 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$3,374 HKD