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1.51ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 2547510952

Certificate GIA 2547510952

Diamond specifications and retailer prices

From €7,880 EUR
$8,804 USD
As of October 31, 2026
Save €7,060 EUR (47%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: €14,941 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 2547510952. Listed at 27 retailers as of October 30, 2026, with prices from €7,880 to €14,941, a €7,060 spread on the same certified stone. NZ Jewellers lists it at €14,941. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2547510952
Dimensions7.26 × 7.31 × 4.56 mm
L/W Ratio1.01
Top View
7.26 mm7.31 mm1.51 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2547510952
Side View
Table 58.0%Crown 36°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: Oct 31
Current: €9,751 EUR|Low: €8,636 EUR|High: €14,170 EUR|Avg: €10,851 EUR|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 7€8,636 EUR
Retailer 1€9,751 EUR
Retailer 8€9,861 EUR
Retailer 6€9,871 EUR
Retailer 4€10,315 EUR
Retailer 2€10,742 EUR
Retailer 5€13,170 EUR
Retailer 3€14,000 EUR

38 data points across 8 retailers

27 retailers€7,880 EUR to €14,941 EUR

B+
Cheapest Retailer
-
€7,880 EUR
$8,804 USD
B+
Retailer 2
-
€8,158 EUR
$9,114 USD
View
B+
Retailer 3
-
€8,318 EUR
$9,293 USD
View
B+
Retailer 4
-
€8,542 EUR
$9,543 USD
View
B+
Retailer 5
-
€8,632 EUR
CA$13,394 CAD
View
B+
Retailer 6
-
€8,636 EUR
$9,648 USD
View
Final sale: no returns
B+
Retailer 7
-
€8,866 EUR
$9,905 USD
View
B+
Retailer 8
-
€8,964 EUR
$10,015 USD
View
B+
Retailer 9
-
€9,562 EUR
$10,683 USD
View
B+
Retailer 10
-
€9,712 EUR
$10,850 USD
View
B+
Retailer 11
-
€9,751 EUR
£8,577 GBP
View
B+
Retailer 12
-
€9,861 EUR
$11,017 USD
View
Retailer 13
-
€9,871 EUR
A$16,966 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
€9,991 EUR
$11,162 USD
View
B+
Retailer 15
-
€10,315 EUR
£9,074 GBP
View
B+
Retailer 16
-
€10,348 EUR
$11,561 USD
View
B+
Retailer 17
-
€10,508 EUR
$11,740 USD
View
B+
Retailer 18
-
€10,508 EUR
$11,740 USD
View
B+
Retailer 19
-
€10,742 EUR
View
B
Retailer 20
-
€10,857 EUR
$12,130 USD
View
B
Retailer 21
-
€10,912 EUR
$12,190 USD
View
B
Retailer 22
-
€11,206 EUR
$12,519 USD
View
B
Retailer 23
-
€11,489 EUR
$12,836 USD
View
Retailer 24
-
€11,796 EUR
$13,179 USD
View
Price last confirmed 10 days ago
B
Retailer 25
-
€13,170 EUR
ZAR 237,699 ZAR
View
B
Retailer 26
-
€14,000 EUR
£12,316 GBP
View
Most Expensive
B
NZ Jewellers
14b7eaaa-b1aa-4f7f-8bb9-08ca8103b316 · Oct 30
€14,941 EUR
$16,692 USD
View
26 more retailers have this diamond
Prices start from €7,880 EURSave up to €7,060 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
€7,880 EUR