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Round|Natural|GIA

1.51ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 6541094309

Certificate GIA 6541094309

Diamond specifications and retailer prices

From €2,613 EUR
HK$22,900 HKD
As of November 1, 2026
Save €3,564 EUR (58%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €6,178 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6541094309. Listed at 20 retailers as of November 1, 2026, with prices from €2,613 to €6,178, a €3,564 spread on the same certified stone. NZ Jewellers lists it at €6,178. 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

1.51
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
Crown angle36.5°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 6541094309
Dimensions7.12 × 7.21 × 4.51 mm
L/W Ratio1.01
Top View
7.12 mm7.21 mm1.51 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6541094309
Side View
Table 59.0%Crown 36.5°Girdle: STK-THKPavilion 40°Culet: NoneDepth 62.9%

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: €3,364 EUR|Low: €2,591 EUR|High: €6,001 EUR|Avg: €3,832 EUR|+0.6%
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
November 2, 2026
Retailer 10€2,613 EUR
Retailer 11€3,014 EUR
Retailer 13€3,256 EUR
Retailer 2€3,273 EUR
Retailer 1€3,364 EUR
Retailer 6€3,504 EUR
Retailer 5€3,546 EUR
Retailer 3€3,802 EUR
Retailer 7€3,996 EUR
Retailer 12€4,059 EUR
Retailer 4€4,286 EUR
Retailer 9€4,358 EUR
Retailer 8€5,930 EUR

42 data points across 13 retailers

20 retailers€2,613 EUR to €6,178 EUR

A
Cheapest Retailer
-
€2,613 EUR
HK$22,900 HKD
A
Retailer 2
-
€3,014 EUR
$3,381 USD
View
B+
Retailer 3
-
€3,121 EUR
$3,500 USD
View
B+
Retailer 4
-
€3,256 EUR
SGD 4,935 SGD
View
B+
Retailer 5
-
€3,273 EUR
$3,671 USD
View
Final sale: no returns
B+
Retailer 6
-
€3,291 EUR
SGD 4,988 SGD
View
B+
Retailer 7
-
€3,364 EUR
£2,971 GBP
View
B+
Retailer 8
-
€3,440 EUR
$3,858 USD
View
B+
Retailer 9
-
€3,504 EUR
$3,930 USD
View
B+
Retailer 10
-
€3,546 EUR
$3,977 USD
View
B+
Retailer 11
-
€3,546 EUR
$3,977 USD
View
Retailer 12
-
€3,802 EUR
A$6,560 AUD
View
Price last confirmed 29 days ago
B+
Retailer 13
-
€3,996 EUR
View
B
Retailer 14
-
€4,059 EUR
£3,585 GBP
View
B
Retailer 15
-
€4,091 EUR
$4,589 USD
View
Retailer 16
-
€4,286 EUR
£3,786 GBP
View
Price last confirmed 33 days ago
B
Retailer 17
-
€4,358 EUR
ZAR 78,971 ZAR
View
B
Retailer 18
-
€5,013 EUR
$5,623 USD
View
B
Retailer 19
-
€5,930 EUR
£5,237 GBP
View
Most Expensive
C
NZ Jewellers
a3e18db9-7fba-4524-aeeb-cbfa87a87723 · Nov 2
€6,178 EUR
$6,929 USD
View
19 more retailers have this diamond
Prices start from €2,613 EURSave up to €3,564 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
€2,613 EUR