Round|Natural|GIA

1.51ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 2434559881

Certificate GIA 2434559881

Diamond specifications and retailer prices

From €3,174 EUR
HK$27,700 HKD
As of November 1, 2026
Save €3,566 EUR (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €6,740 EUR at NZ Jewellers · As of October 30, 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 2434559881. Listed at 16 retailers as of October 30, 2026, with prices from €3,174 to €6,740, a €3,566 spread on the same certified stone. NZ Jewellers lists it at €6,740. 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
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2434559881
Dimensions7.19 × 7.16 × 4.58 mm
L/W Ratio1.00
Top View
7.19 mm7.16 mm1.51 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2434559881
Side View
Table 58.0%CrownGirdle: ThickPavilionCulet: NoneDepth 63.8%

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: €6,740 EUR|Low: €3,151 EUR|High: €6,740 EUR|Avg: €4,220 EUR
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
November 2, 2026
Retailer 14€3,174 EUR
Retailer 7€3,405 EUR
Retailer 4€3,571 EUR
Retailer 5€3,670 EUR
Retailer 15€3,869 EUR
Retailer 16€3,869 EUR
Retailer 17€3,869 EUR
Retailer 8€3,911 EUR
Retailer 10€3,933 EUR
Retailer 9€3,992 EUR
Retailer 6€4,002 EUR
Retailer 12€4,360 EUR
Retailer 3€4,464 EUR
Retailer 2€4,621 EUR
Retailer 13€4,756 EUR
Retailer 11€6,162 EUR
NZ Jewellers€6,740 EUR

32 data points across 17 retailers

16 retailers€3,174 EUR to €6,740 EUR

A
Cheapest Retailer
-
€3,174 EUR
HK$27,700 HKD
B+
Retailer 2
-
€3,405 EUR
$3,804 USD
View
B+
Retailer 3
-
€3,571 EUR
$3,989 USD
View
Final sale: no returns
B+
Retailer 4
-
€3,670 EUR
$4,100 USD
View
B+
Retailer 5
-
€3,869 EUR
$4,322 USD
View
B+
Retailer 6
-
€3,869 EUR
$4,322 USD
View
B+
Retailer 7
-
€3,869 EUR
$4,322 USD
View
B+
Retailer 8
-
€3,933 EUR
£3,460 GBP
View
B+
Retailer 9
-
€3,992 EUR
$4,460 USD
View
B+
Retailer 10
-
€4,002 EUR
$4,471 USD
View
B+
Retailer 11
-
€4,360 EUR
View
B
Retailer 12
-
€4,464 EUR
$4,987 USD
View
B
Retailer 13
-
€4,621 EUR
£4,065 GBP
View
B
Retailer 14
-
€4,756 EUR
ZAR 85,832 ZAR
View
B
Retailer 15
-
€6,162 EUR
£5,421 GBP
View
Most Expensive
B
NZ Jewellers
0fc4e9aa-7d9d-4d58-800a-c3cdbba0feb4 · Oct 30
€6,740 EUR
$7,530 USD
View
15 more retailers have this diamond
Prices start from €3,174 EURSave up to €3,566 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
€3,174 EUR