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Round|Natural|GIA

2.51ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 7531048260

Certificate GIA 7531048260

Diamond specifications and retailer prices

From HK$161,072 HKD
$20,530 USD
As of October 25, 2026
Save HK$127,965 HKD (44%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$289,037 HKD at MOH London · As of October 29, 2026
View at MOH London

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 top-tier cut grade and certified by GIA 7531048260. Listed at 19 retailers as of October 25, 2026, with prices from HK$161,072 to HK$289,037, a HK$127,965 spread on the same certified stone. MOH London lists it at HK$289,037. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7531048260
Dimensions8.67 × 8.63 × 5.39 mm
L/W Ratio1.00
Culet sizeNone
Top View
8.67 mm8.63 mm2.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7531048260
Side View
Table 59.0%Crown 35.5°Girdle: THN-STKPavilion 41°Culet: NoneDepth 62.3%

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 25
Current: HK$289,037 HKD|Low: HK$161,072 HKD|High: HK$290,960 HKD|Avg: HK$205,892 HKD|-0.7%
MOH London
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
October 31, 2026
Retailer 3HK$161,072 HKD
Retailer 4HK$168,400 HKD
Retailer 6HK$169,232 HKD
Retailer 5HK$176,411 HKD
Retailer 13HK$184,084 HKD
Retailer 7HK$184,335 HKD
Retailer 2HK$185,645 HKD
Retailer 12HK$193,295 HKD
Retailer 11HK$199,430 HKD
Retailer 15HK$207,095 HKD
Retailer 8HK$212,444 HKD
Retailer 9HK$223,941 HKD
Retailer 10HK$247,307 HKD
Retailer 14HK$260,791 HKD
MOH LondonHK$289,037 HKD

34 data points across 15 retailers

19 retailersHK$161,072 HKD to HK$289,037 HKD

A
Cheapest Retailer
-
HK$161,072 HKD
$20,530 USD
A
Retailer 2
-
HK$168,400 HKD
$21,464 USD
View
A
Retailer 3
-
HK$169,232 HKD
$21,570 USD
View
A
Retailer 4
-
HK$176,411 HKD
$22,485 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$184,084 HKD
$23,463 USD
View
B+
Retailer 6
-
HK$184,335 HKD
$23,495 USD
View
A
Retailer 7
-
HK$185,645 HKD
£18,632 GBP
View
B+
Retailer 8
-
HK$190,023 HKD
$24,220 USD
View
B+
Retailer 9
-
HK$190,023 HKD
$24,220 USD
View
B+
Retailer 10
-
HK$193,295 HKD
$24,637 USD
View
B+
Retailer 11
-
HK$196,299 HKD
$25,020 USD
View
B+
Retailer 12
-
HK$196,746 HKD
$25,077 USD
View
B+
Retailer 13
-
HK$199,430 HKD
$25,419 USD
View
B+
Retailer 14
-
HK$207,095 HKD
$26,396 USD
View
B+
Retailer 15
-
HK$212,444 HKD
£21,321 GBP
View
B+
Retailer 16
-
HK$223,941 HKD
€27,184 EUR
View
B
Retailer 17
-
HK$247,307 HKD
£24,820 GBP
View
B
Retailer 18
-
HK$260,791 HKD
$33,240 USD
View
Most Expensive
B
MOH London
0104F5E16 · Oct 29
HK$289,037 HKD
£29,008 GBP
View
18 more retailers have this diamond
Prices start from HK$161,072 HKDSave up to HK$127,965 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$161,072 HKD