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1.51ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 7541811764

Certificate GIA 7541811764

Diamond specifications and retailer prices

From €5,457 EUR
₹580,625 INR
As of October 31, 2026
Save €6,458 EUR (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €11,915 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7541811764. Listed at 14 retailers as of October 30, 2026, with prices from €5,457 to €11,915, a €6,458 spread on the same certified stone. NZ Jewellers lists it at €11,915. 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
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7541811764
Dimensions7.28 × 7.32 × 4.61 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
7.28 mm7.32 mm1.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7541811764
Side View
Table 56.0%Crown 36°Girdle: ThinPavilion 41.2°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €11,915 EUR|Low: €5,443 EUR|High: €12,209 EUR|Avg: €7,393 EUR|-2.4%
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 1, 2026
Retailer 9€5,457 EUR
Retailer 4€5,758 EUR
Retailer 5€6,068 EUR
Retailer 13€6,158 EUR
Retailer 12€6,565 EUR
Retailer 7€6,672 EUR
Retailer 6€6,855 EUR
Retailer 11€6,870 EUR
Retailer 3€7,274 EUR
Retailer 10€7,460 EUR
Retailer 8€8,752 EUR
Retailer 2€9,928 EUR
NZ Jewellers€11,915 EUR

25 data points across 13 retailers

14 retailers€5,457 EUR to €11,915 EUR

A
Cheapest Retailer
-
€5,457 EUR
₹580,625 INR
A
Retailer 2
-
€5,606 EUR
A$9,636 AUD
View
A
Retailer 3
-
€5,758 EUR
$6,433 USD
View
Final sale: no returns
A
Retailer 4
-
€6,068 EUR
$6,779 USD
View
A
Retailer 5
-
€6,158 EUR
$6,880 USD
View
A
Retailer 6
-
€6,565 EUR
$7,335 USD
View
A
Retailer 7
-
€6,672 EUR
£5,869 GBP
View
A
Retailer 8
-
€6,855 EUR
£6,030 GBP
View
Retailer 9
-
€6,870 EUR
A$11,808 AUD
View
Price last confirmed 10 days ago
A
Retailer 10
-
€7,274 EUR
$8,126 USD
View
B+
Retailer 11
-
€7,460 EUR
View
B+
Retailer 12
-
€8,752 EUR
ZAR 157,963 ZAR
View
B+
Retailer 13
-
€9,928 EUR
£8,734 GBP
View
Most Expensive
B
NZ Jewellers
0b4a8bda-cb19-441c-9a07-5033c22d5226 · Oct 30
€11,915 EUR
$13,312 USD
View
13 more retailers have this diamond
Prices start from €5,457 EURSave up to €6,458 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
€5,457 EUR