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Round|Natural|GIA

1.51ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6562648114

Certificate GIA 6562648114

Diamond specifications and retailer prices

From €5,284 EUR
HK$46,300 HKD
As of November 1, 2026
Save €6,747 EUR (56%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €12,031 EUR at NZ Jewellers · As of November 2, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562648114. Listed at 23 retailers as of November 1, 2026, with prices from €5,284 to €12,031, a €6,747 spread on the same certified stone. NZ Jewellers lists it at €12,031. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6562648114
Dimensions7.38 × 7.42 × 4.47 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal, Needle
Top View
7.38 mm7.42 mm1.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562648114
Side View
Table 59.0%Crown 33°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.3%

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: Nov 1
Current: €12,031 EUR|Low: €5,204 EUR|High: €12,177 EUR|Avg: €7,530 EUR|-1.2%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 2, 2026
Retailer 11€5,248 EUR
Retailer 20€5,284 EUR
Retailer 18€5,416 EUR
Retailer 5€5,652 EUR
Retailer 7€5,683 EUR
Retailer 8€6,015 EUR
Retailer 22€6,015 EUR
Retailer 21€6,027 EUR
Retailer 6€6,517 EUR
Retailer 4€6,617 EUR
Retailer 13€6,739 EUR
Retailer 14€6,978 EUR
Retailer 12€7,345 EUR
Retailer 15€7,495 EUR
Retailer 9€7,520 EUR
Retailer 17€7,825 EUR
Retailer 23€7,924 EUR
Retailer 2€7,971 EUR
Retailer 19€8,837 EUR
Retailer 10€9,995 EUR
Retailer 3€10,079 EUR
Retailer 16€10,964 EUR
NZ Jewellers€12,031 EUR

18 data points across 23 retailers

23 retailers€5,284 EUR to €12,031 EUR

Retailer 1
-
€5,248 EUR
₹560,621 INR
Price last confirmed 8 days ago
A
Retailer 2
-
€5,284 EUR
HK$46,300 HKD
View
B+
Retailer 3
-
€5,416 EUR
$6,075 USD
View
B+
Retailer 4
-
€5,652 EUR
$6,339 USD
View
B+
Retailer 5
-
€5,683 EUR
$6,374 USD
View
B+
Retailer 6
-
€6,015 EUR
$6,746 USD
View
Final sale: no returns
B+
Retailer 7
-
€6,015 EUR
$6,747 USD
View
B+
Retailer 8
-
€6,027 EUR
$6,760 USD
View
B+
Retailer 9
-
€6,517 EUR
$7,309 USD
View
B+
Retailer 10
-
€6,617 EUR
$7,422 USD
View
B+
Retailer 11
-
€6,739 EUR
£5,951 GBP
View
Retailer 12
-
€6,978 EUR
A$12,042 AUD
View
Price last confirmed 11 days ago
B+
Retailer 13
-
€7,132 EUR
$7,999 USD
View
Retailer 14
-
€7,345 EUR
$8,238 USD
View
Price last confirmed 7 days ago
Retailer 15
-
€7,495 EUR
$8,406 USD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
€7,520 EUR
$8,434 USD
View
B
Retailer 17
-
€7,825 EUR
View
B
Retailer 18
-
€7,971 EUR
£7,040 GBP
View
B
Retailer 19
-
€8,837 EUR
ZAR 160,122 ZAR
View
Retailer 20
-
€9,995 EUR
A$17,247 AUD
View
Price last confirmed 7 days ago
B
Retailer 21
-
€10,079 EUR
£8,901 GBP
View
Retailer 22
-
€10,964 EUR
$12,297 USD
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
24298d9f-e214-473b-ac18-a54be360c38f · Nov 2
€12,031 EUR
$13,494 USD
View
22 more retailers have this diamond
Prices start from €5,284 EURSave up to €6,747 EUR

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
€5,284 EUR