CaratHunter
Plans
Round|Lab Grown|IGI

3.00ct D SI2 Round Lab Grown Diamond

VG • D/SI2 • IGI LG425057688

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425057688

Diamond specifications and retailer prices

From HK$3,240 HKD
$413 USD
As of October 29, 2026
Save HK$17,315 HKD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$20,556 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3ct lab-grown round diamond

This 3ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG425057688 or 425057688. Listed at 17 retailers as of October 29, 2026, with prices from HK$3,240 to HK$20,556, a HK$17,315 spread on the same certified stone. Brilliant Earth lists it at HK$20,556. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.00
Carat
D
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle36°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425057688
Dimensions9.09 × 9.01 × 5.80 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by high pressure high temperature process (HPHT) Type II
Top View
9.09 mm9.01 mm3.00 ctD / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateIGI LG425057688
Side View
Table 52.0%Crown 36°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 64.0%

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$20,556 HKD|Low: HK$3,240 HKD|High: HK$71,796 HKD|Avg: HK$11,908 HKD|-29.9%
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
October 31, 2026
Retailer 14HK$3,240 HKD
Retailer 13HK$3,633 HKD
Retailer 8HK$4,001 HKD
Retailer 16HK$4,025 HKD
Retailer 9HK$6,197 HKD
Retailer 5HK$6,277 HKD
Retailer 7HK$6,488 HKD
Retailer 2HK$6,821 HKD
Retailer 10HK$7,330 HKD
Retailer 3HK$11,282 HKD
Retailer 11HK$13,455 HKD
Retailer 15HK$14,271 HKD
Retailer 12HK$16,331 HKD
Retailer 6HK$16,425 HKD
Brilliant EarthHK$20,556 HKD
Retailer 4HK$71,796 HKD

46 data points across 16 retailers

17 retailersHK$3,240 HKD to HK$20,556 HKD

A
Cheapest Retailer
-
HK$3,240 HKD
$413 USD
B+
Retailer 2
-
HK$3,633 HKD
$463 USD
View
B+
Retailer 3
-
HK$4,001 HKD
$510 USD
View
Final sale: no returns
B+
Retailer 4
-
HK$4,025 HKD
$513 USD
View
B+
Retailer 5
-
HK$5,724 HKD
View
B+
Retailer 6
-
HK$6,197 HKD
£622 GBP
View
B
Retailer 7
-
HK$6,277 HKD
$800 USD
View
B+
Retailer 8
-
HK$6,386 HKD
$814 USD
View
B+
Retailer 9
-
HK$6,488 HKD
$827 USD
View
B+
Retailer 10
-
HK$6,821 HKD
€828 EUR
View
B+
Retailer 11
-
HK$7,330 HKD
£736 GBP
View
B
Retailer 12
-
HK$11,282 HKD
$1,438 USD
View
B
Retailer 13
-
HK$13,455 HKD
$1,715 USD
View
B
Retailer 14
-
HK$14,271 HKD
$1,819 USD
View
B
Retailer 15
-
HK$16,331 HKD
£1,639 GBP
View
B
Retailer 16
-
HK$16,425 HKD
SGD 2,829 SGD
View
Most Expensive
B
Brilliant Earth
7652076Y · Oct 30
HK$20,556 HKD
$2,620 USD
View
16 more retailers have this diamond
Prices start from HK$3,240 HKDSave up to HK$17,315 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
3.00ct Round
HK$3,240 HKD