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Oval|Natural|GIA

1.51ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 7543674333

Certificate GIA 7543674333

Diamond specifications and retailer prices

From €2,339 EUR
As of November 6, 2026
Save €3,123 EUR (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €5,462 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7543674333. Listed at 16 retailers as of November 5, 2026, with prices from €2,339 to €5,462, a €3,123 spread on the same certified stone. NZ Jewellers lists it at €5,462. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7543674333
Dimensions9.06 × 6.35 × 4.01 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
9.06 mm6.35 mm1.51 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7543674333
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.2%

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: Nov 6
Current: €3,041 EUR|Low: €2,339 EUR|High: €5,305 EUR|Avg: €3,737 EUR|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6€2,339 EUR
Retailer 1€3,041 EUR
Retailer 3€3,244 EUR
Retailer 2€3,650 EUR
Retailer 4€3,826 EUR
Retailer 5€5,227 EUR

37 data points across 6 retailers

16 retailers€2,339 EUR to €5,462 EUR

A
Cheapest Retailer
-
€2,339 EUR
A
Retailer 2
-
€2,676 EUR
View
A
Retailer 3
-
€2,783 EUR
View
A
Retailer 4
-
€3,018 EUR
View
A
Retailer 5
-
€3,041 EUR
View
Retailer 6
-
€3,135 EUR
View
Price last confirmed 8 days ago
B+
Retailer 7
-
€3,135 EUR
View
A
Retailer 8
-
€3,244 EUR
View
Retailer 9
-
€3,255 EUR
View
Price last confirmed 10 days ago
B+
Retailer 10
-
€3,256 EUR
View
B+
Retailer 11
-
€3,347 EUR
View
B+
Retailer 12
-
€3,617 EUR
View
B+
Retailer 13
-
€3,650 EUR
View
B+
Retailer 14
-
€3,826 EUR
View
B
Retailer 15
-
€5,227 EUR
View
Most Expensive
B
NZ Jewellers
a167fbd1-0cc6-498b-b95c-4f6b8a2bffc5 · Nov 5
€5,462 EUR
$6,098 USD
View
15 more retailers have this diamond
Prices start from €2,339 EURSave up to €3,123 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 Oval
€2,339 EUR