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Round|Natural|GIA

1.51ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 5232864868

Certificate GIA 5232864868

Diamond specifications and retailer prices

From €5,057 EUR
As of November 4, 2026
Save €5,649 EUR (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €10,706 EUR at NZ Jewellers · As of November 5, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5232864868. Listed at 17 retailers as of November 4, 2026, with prices from €5,057 to €10,706, a €5,649 spread on the same certified stone. NZ Jewellers lists it at €10,706. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5232864868
Dimensions7.31 × 7.28 × 4.57 mm
L/W Ratio1.00
Top View
7.31 mm7.28 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5232864868
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €10,706 EUR|Low: €4,906 EUR|High: €10,706 EUR|Avg: €6,962 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
November 6, 2026
Retailer 9€5,352 EUR
Retailer 10€5,799 EUR
Retailer 11€5,799 EUR
Retailer 13€5,799 EUR
Retailer 5€5,906 EUR
Retailer 2€6,038 EUR
Retailer 6€6,579 EUR
Retailer 12€6,691 EUR
Retailer 3€7,055 EUR
Retailer 4€7,631 EUR
Retailer 8€9,280 EUR
Retailer 7€9,404 EUR
NZ Jewellers€10,706 EUR

40 data points across 13 retailers

17 retailers€5,057 EUR to €10,706 EUR

B+
Cheapest Retailer
-
€5,057 EUR
B+
Retailer 2
-
€5,253 EUR
View
B+
Retailer 3
-
€5,352 EUR
View
Final sale: no returns
B+
Retailer 4
-
€5,799 EUR
View
Retailer 5
-
€5,799 EUR
View
Price last confirmed 8 days ago
B+
Retailer 6
-
€5,799 EUR
View
B+
Retailer 7
-
€5,906 EUR
View
B+
Retailer 8
-
€6,038 EUR
View
B
Retailer 9
-
€6,449 EUR
View
B
Retailer 10
-
€6,449 EUR
View
B+
Retailer 11
-
€6,579 EUR
View
B
Retailer 12
-
€6,664 EUR
View
B
Retailer 13
-
€6,691 EUR
View
Retailer 14
-
€7,055 EUR
View
Price last confirmed 14 days ago
B
Retailer 15
-
€9,280 EUR
View
B
Retailer 16
-
€9,404 EUR
View
Most Expensive
B
NZ Jewellers
cbf74b4e-218a-44c5-bced-07e49437dd3d · Nov 5
€10,706 EUR
$11,953 USD
View
16 more retailers have this diamond
Prices start from €5,057 EURSave up to €5,649 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.

B+
1.51ct Round
€5,057 EUR