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Round|Lab Grown|IGI

1.81ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG757532935

Shape and cutting style on the report: Round brilliant

Certificate IGI LG757532935

Diamond specifications and retailer prices

From HK$4,464 HKD
$569 USD
As of October 29, 2026
Save HK$34,764 HKD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$39,229 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.81ct lab-grown round diamond

This 1.81ct 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 LG757532935 or 757532935. Listed at 23 retailers as of October 29, 2026, with prices from HK$4,464 to HK$39,229, a HK$34,764 spread on the same certified stone. Brilliant Earth lists it at HK$39,229. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG757532935
Dimensions7.87 × 7.91 × 4.78 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
7.87 mm7.91 mm1.81 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG757532935
Side View
Table 56.0%Crown 33.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.6%

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: Oct 29
Current: HK$39,229 HKD|Low: HK$4,284 HKD|High: HK$39,229 HKD|Avg: HK$12,875 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
October 30, 2026
Retailer 5HK$4,464 HKD
Retailer 6HK$5,531 HKD
Retailer 12HK$6,590 HKD
Retailer 13HK$7,414 HKD
Retailer 10HK$7,945 HKD
Retailer 2HK$8,342 HKD
Retailer 9HK$8,444 HKD
Retailer 8HK$8,614 HKD
Retailer 11HK$9,513 HKD
Retailer 15HK$12,969 HKD
Retailer 3HK$13,738 HKD
Retailer 4HK$16,758 HKD
Retailer 7HK$18,602 HKD
Retailer 14HK$24,063 HKD
Brilliant EarthHK$39,229 HKD

30 data points across 15 retailers

23 retailersHK$4,464 HKD to HK$39,229 HKD

A
Cheapest Retailer
-
HK$4,464 HKD
$569 USD
A
Retailer 2
-
HK$4,998 HKD
$637 USD
View
A
Retailer 3
-
HK$4,998 HKD
$637 USD
View
Final sale: no returns
Retailer 4
-
HK$5,531 HKD
$705 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
HK$5,531 HKD
$705 USD
View
A
Retailer 6
-
HK$6,590 HKD
$840 USD
View
A
Retailer 7
-
HK$7,304 HKD
$931 USD
View
A
Retailer 8
-
HK$7,414 HKD
$945 USD
View
A
Retailer 9
-
HK$7,945 HKD
A$1,558 AUD
View
A
Retailer 10
-
HK$8,342 HKD
£837 GBP
View
A
Retailer 11
-
HK$8,444 HKD
€1,025 EUR
View
A
Retailer 12
-
HK$8,614 HKD
£864 GBP
View
A
Retailer 13
-
HK$9,513 HKD
ZAR 19,588 ZAR
View
B+
Retailer 14
-
HK$10,152 HKD
$1,294 USD
View
Retailer 15
-
HK$12,969 HKD
A$2,543 AUD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
HK$13,738 HKD
$1,751 USD
View
B+
Retailer 17
-
HK$14,562 HKD
$1,856 USD
View
Retailer 18
-
HK$14,978 HKD
A$2,937 AUD
View
Price last confirmed 31 days ago
B+
Retailer 19
-
HK$16,758 HKD
$2,136 USD
View
B
Retailer 20
-
HK$17,936 HKD
$2,286 USD
View
B
Retailer 21
-
HK$18,602 HKD
$2,371 USD
View
B
Retailer 22
-
HK$24,063 HKD
£2,415 GBP
View
Most Expensive
B
Brilliant Earth
17197538A · Oct 29
HK$39,229 HKD
$5,000 USD
View
22 more retailers have this diamond
Prices start from HK$4,464 HKDSave up to HK$34,764 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
1.81ct Round
HK$4,464 HKD