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Round|Natural|GIA

1.51ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6552995075

Certificate GIA 6552995075

Diamond specifications and retailer prices

From HK$41,777 HKD
As of November 1, 2026
Save HK$40,496 HKD (49%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$91,865 HKD at NZ Jewellers · As of September 27, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552995075. Listed at 15 retailers as of November 1, 2026, with a 97% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.51
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6552995075
Dimensions7.25 × 7.29 × 4.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
7.25 mm7.29 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552995075
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: Nov 1
Current: HK$51,877 HKD|Low: HK$39,825 HKD|High: HK$82,273 HKD|Avg: HK$53,491 HKD|-1.8%
Retailer 1
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
November 2, 2026
Retailer 2HK$41,777 HKD
Retailer 6HK$42,286 HKD
Retailer 16HK$44,124 HKD
Retailer 15HK$44,211 HKD
Retailer 8HK$46,528 HKD
Retailer 14HK$46,698 HKD
Retailer 7HK$50,699 HKD
Retailer 1HK$51,877 HKD
Retailer 10HK$53,197 HKD
Retailer 3HK$56,254 HKD
Retailer 4HK$57,117 HKD
Retailer 11HK$57,443 HKD
Retailer 9HK$58,137 HKD
Retailer 12HK$63,935 HKD
Retailer 5HK$64,371 HKD
Retailer 13HK$82,273 HKD

25 data points across 16 retailers

15 retailersHK$41,777 HKD to HK$82,273 HKD

A
Cheapest Retailer
-
HK$41,777 HKD
A
Retailer 2
-
HK$44,124 HKD
$5,624 USD
View
A
Retailer 3
-
HK$44,211 HKD
$5,635 USD
View
A
Retailer 4
-
HK$46,698 HKD
$5,952 USD
View
Final sale: no returns
A
Retailer 5
-
HK$51,877 HKD
£5,206 GBP
View
A
Retailer 6
-
HK$53,197 HKD
£5,339 GBP
View
Retailer 7
-
HK$54,928 HKD
$7,001 USD
View
Price last confirmed 34 days ago
B+
Retailer 8
-
HK$56,254 HKD
$7,170 USD
View
B+
Retailer 9
-
HK$57,117 HKD
$7,280 USD
View
B+
Retailer 10
-
HK$57,443 HKD
€6,973 EUR
View
B+
Retailer 11
-
HK$58,137 HKD
$7,410 USD
View
Retailer 12
-
HK$63,378 HKD
$8,078 USD
View
Price last confirmed 35 days ago
B+
Retailer 13
-
HK$63,935 HKD
$8,149 USD
View
B
Retailer 14
-
HK$82,273 HKD
£8,257 GBP
View
Most Expensive
NZ Jewellers
7636fe49-2ea9-4b23-907b-2cc38d964eac · Sep 27
HK$91,865 HKD
$11,709 USD
View
Price last confirmed 36 days ago
14 more retailers have this diamond
Prices start from HK$41,777 HKDSave up to HK$40,496 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
1.51ct Round
HK$41,777 HKD