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2.51ct K SI1 Round Lab Grown Diamond

EX • K/SI1 • IGI LG485161697

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485161697

Diamond specifications and retailer prices

From HK$17,157 HKD
As of November 5, 2026
Save HK$36,844 HKD (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$54,002 HKD at MOH London · As of November 3, 2026
View at MOH London

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG485161697 or 485161697. Listed at 9 retailers as of November 3, 2026, with prices from HK$17,157 to HK$54,002, a HK$36,844 spread on the same certified stone. MOH London lists it at HK$54,002. 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

2.51
Carat
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485161697
Dimensions8.89 × 8.91 × 5.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.89 mm8.91 mm2.51 ctK / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485161697
Side View
Table 61.5%Crown 31.9°GirdlePavilion 40.7°Culet: NoneDepth 58.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: HK$54,002 HKD|Low: HK$17,157 HKD|High: HK$54,729 HKD|Avg: HK$30,800 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 4HK$17,157 HKD
Retailer 5HK$19,903 HKD
Retailer 2HK$21,182 HKD
Retailer 7HK$25,434 HKD
Retailer 6HK$31,098 HKD
Retailer 3HK$31,200 HKD
MOH LondonHK$54,002 HKD

18 data points across 7 retailers

9 retailersHK$17,157 HKD to HK$54,002 HKD

A
Cheapest Retailer
-
HK$17,157 HKD
B+
Retailer 2
-
HK$18,672 HKD
View
B+
Retailer 3
-
HK$19,903 HKD
View
Retailer 4
-
HK$19,903 HKD
View
Price last confirmed 26 days ago
B+
Retailer 5
-
HK$21,182 HKD
View
B
Retailer 6
-
HK$27,364 HKD
View
B
Retailer 7
-
HK$31,098 HKD
View
B
Retailer 8
-
HK$31,200 HKD
View
Most Expensive
B
MOH London
LG485161697 · Nov 3
HK$54,002 HKD
£5,420 GBP
View
8 more retailers have this diamond
Prices start from HK$17,157 HKDSave up to HK$36,844 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
2.51ct Round
HK$17,157 HKD