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Round|Natural|IGI

2.51ct G SI2 Round Natural Diamond

VG • G/SI2 • IGI 835613860

Shape and cutting style on the report: Round brilliant

Certificate IGI 835613860

Diamond specifications and retailer prices

From HK$66,139 HKD
$8,430 USD
As of October 30, 2026
Save HK$61,855 HKD (48%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$127,995 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 835613860. Listed at 15 retailers as of October 30, 2026, with prices from HK$66,139 to HK$127,995, a HK$61,855 spread on the same certified stone. NZ Jewellers lists it at HK$127,995. 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

2.51
Carat
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle41.7°
OriginNatural
Grading LabIGI
CertificateIGI 835613860
Dimensions8.47 × 8.52 × 5.46 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
8.47 mm8.52 mm2.51 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 835613860
Side View
Table 61.0%Crown 37.1°Girdle: STK-THKPavilion 41.7°Culet: NoneDepth 64.3%

Caratlytics Score

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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 30
Current: HK$127,995 HKD|Low: HK$55,631 HKD|High: HK$127,995 HKD|Avg: HK$79,536 HKD
NZ Jewellers
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 1, 2026
Retailer 2HK$55,762 HKD
Retailer 4HK$66,139 HKD
Retailer 5HK$67,850 HKD
Retailer 12HK$70,643 HKD
Retailer 8HK$73,633 HKD
Retailer 6HK$74,770 HKD
Retailer 3HK$76,527 HKD
Retailer 11HK$76,539 HKD
Retailer 13HK$77,704 HKD
Retailer 10HK$78,248 HKD
Retailer 9HK$79,497 HKD
Retailer 14HK$88,296 HKD
Retailer 7HK$106,645 HKD
NZ JewellersHK$127,995 HKD

16 data points across 14 retailers

15 retailersHK$66,139 HKD to HK$127,995 HKD

Retailer 1
-
HK$55,762 HKD
₹676,885 INR
Price under review
A
Retailer 2
-
HK$66,139 HKD
$8,430 USD
View
A
Retailer 3
-
HK$67,850 HKD
$8,648 USD
View
A
Retailer 4
-
HK$70,643 HKD
$9,004 USD
View
A
Retailer 5
-
HK$73,633 HKD
£7,390 GBP
View
A
Retailer 6
-
HK$74,770 HKD
$9,530 USD
View
Retailer 7
-
HK$76,025 HKD
$9,690 USD
View
Price last confirmed 7 days ago
A
Retailer 8
-
HK$76,527 HKD
$9,754 USD
View
A
Retailer 9
-
HK$76,539 HKD
$9,756 USD
View
A
Retailer 10
-
HK$77,704 HKD
$9,904 USD
View
A
Retailer 11
-
HK$78,248 HKD
$9,973 USD
View
A
Retailer 12
-
HK$79,497 HKD
€9,650 EUR
View
B+
Retailer 13
-
HK$88,296 HKD
$11,254 USD
View
A
Retailer 14
-
HK$106,645 HKD
£10,703 GBP
View
Most Expensive
B+
NZ Jewellers
fc532552-2595-462d-85e1-9a4f50fe25a9 · Oct 30
HK$127,995 HKD
$16,314 USD
View
14 more retailers have this diamond
Prices start from HK$66,139 HKDSave up to HK$61,855 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$66,139 HKD