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0.61ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG301781309

Shape and cutting style on the report: Round brilliant

Certificate IGI LG301781309

Diamond specifications and retailer prices

From HK$2,002 HKD
€243 EUR
As of October 31, 2026
Save HK$1,058 HKD (35%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$3,060 HKD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 0.61ct lab-grown round diamond

This 0.61ct lab-grown round sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG301781309 or 301781309. Listed at 2 retailers as of October 31, 2026, with prices from HK$2,002 to HK$3,060, a HK$1,058 spread on the same certified stone. Brilliant Earth lists it at HK$3,060. 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

0.61
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG301781309
Dimensions5.43 × 5.41 × 3.38 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANTThis Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa
Top View
5.43 mm5.41 mm0.61 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG301781309
Side View
Table 57.5%Crown 36.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$3,060 HKD|Low: HK$1,530 HKD|High: HK$3,138 HKD|Avg: HK$2,215 HKD|-2.5%
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3HK$1,530 HKD
Retailer 2HK$2,002 HKD
Brilliant EarthHK$3,060 HKD

6 data points across 3 retailers

2 retailersHK$2,002 HKD to HK$3,060 HKD

A
Cheapest Retailer
-
HK$2,002 HKD
€243 EUR
Most Expensive
B+
Brilliant Earth
16335526A · Nov 1
HK$3,060 HKD
$390 USD
View
1 more retailer has this diamond
Prices start from HK$2,002 HKDSave up to HK$1,058 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
0.61ct Round
HK$2,002 HKD