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Round|Lab Grown|IGI

3.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG788632827

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788632827

Diamond specifications and retailer prices

From HK$3,107 HKD
As of November 5, 2026
Save HK$17,291 HKD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$20,398 HKD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.05ct lab-grown round diamond

This 3.05ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG788632827 or 788632827. Listed at 11 retailers as of November 5, 2026, with prices from HK$3,107 to HK$20,398, a HK$17,291 spread on the same certified stone. Brilliant Earth lists it at HK$20,398. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.05
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788632827
Dimensions9.47 × 9.40 × 5.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.47 mm9.40 mm3.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788632827
Side View
Table 59.0%Crown 33.1°Girdle: THN-MEDPavilion 41°Culet: NoneDepth 59.7%

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 5
Current: HK$20,398 HKD|Low: HK$2,965 HKD|High: HK$21,025 HKD|Avg: HK$10,517 HKD|-3.0%
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
November 5, 2026
Retailer 9HK$3,107 HKD
Retailer 8HK$3,483 HKD
Retailer 2HK$5,115 HKD
Retailer 11HK$5,892 HKD
Retailer 4HK$6,308 HKD
Retailer 3HK$6,668 HKD
Retailer 13HK$10,309 HKD
Retailer 12HK$10,316 HKD
Retailer 7HK$12,395 HKD
Retailer 5HK$12,521 HKD
Retailer 6HK$13,094 HKD
Retailer 10HK$14,365 HKD
Retailer 14HK$14,867 HKD
Brilliant EarthHK$20,398 HKD

29 data points across 14 retailers

11 retailersHK$3,107 HKD to HK$20,398 HKD

A
Cheapest Retailer
-
HK$3,107 HKD
A
Retailer 2
-
HK$3,483 HKD
View
A
Retailer 3
-
HK$5,115 HKD
View
Retailer 4
-
HK$5,892 HKD
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$6,668 HKD
View
B+
Retailer 6
-
HK$10,309 HKD
View
B
Retailer 7
-
HK$10,316 HKD
View
B+
Retailer 8
-
HK$12,395 HKD
View
B
Retailer 9
-
HK$14,365 HKD
View
Retailer 10
-
HK$14,867 HKD
View
Price last confirmed 24 days ago
Most Expensive
B
Brilliant Earth
20804994A · Nov 5
HK$20,398 HKD
$2,600 USD
View
10 more retailers have this diamond
Prices start from HK$3,107 HKDSave up to HK$17,291 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
3.05ct Round
HK$3,107 HKD