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Oval|Natural|GIA

1.51ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 6532997591

Certificate GIA 6532997591

Diamond specifications and retailer prices

From €5,442 EUR
$6,080 USD
As of October 28, 2026
Save €6,079 EUR (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €11,522 EUR at NZ Jewellers · As of October 27, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532997591. Listed at 16 retailers as of October 27, 2026, with prices from €5,442 to €11,522, a €6,079 spread on the same certified stone. NZ Jewellers lists it at €11,522. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6532997591
Dimensions9.32 × 6.46 × 3.99 mm
L/W Ratio1.44
Top View
9.32 mm6.46 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6532997591
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 61.7%

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 28
Current: €11,522 EUR|Low: €5,200 EUR|High: €11,685 EUR|Avg: €7,257 EUR|-1.4%
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
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 14€5,200 EUR
Retailer 5€5,442 EUR
Retailer 7€5,761 EUR
Retailer 4€5,809 EUR
Retailer 15€6,241 EUR
Retailer 3€6,337 EUR
Retailer 16€6,463 EUR
Retailer 11€6,466 EUR
Retailer 10€6,757 EUR
Retailer 6€6,919 EUR
Retailer 12€6,919 EUR
Retailer 13€7,152 EUR
Retailer 8€7,201 EUR
Retailer 9€7,516 EUR
Retailer 2€9,652 EUR
NZ Jewellers€11,522 EUR

38 data points across 16 retailers

16 retailers€5,442 EUR to €11,522 EUR

Retailer 1
-
€5,200 EUR
$5,810 USD
Price last confirmed 14 days ago
B+
Retailer 2
-
€5,442 EUR
$6,080 USD
View
Retailer 3
-
€5,761 EUR
$6,436 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
€5,809 EUR
$6,490 USD
View
Retailer 5
-
€6,241 EUR
$6,972 USD
View
Price last confirmed 7 days ago
Retailer 6
-
€6,337 EUR
$7,080 USD
View
Price last confirmed 7 days ago
B
Retailer 7
-
€6,463 EUR
$7,220 USD
View
B+
Retailer 8
-
€6,466 EUR
£5,688 GBP
View
B+
Retailer 9
-
€6,757 EUR
£5,944 GBP
View
B
Retailer 10
-
€6,919 EUR
$7,730 USD
View
B
Retailer 11
-
€6,919 EUR
$7,730 USD
View
B
Retailer 12
-
€7,152 EUR
$7,990 USD
View
B
Retailer 13
-
€7,201 EUR
$8,045 USD
View
B
Retailer 14
-
€7,516 EUR
View
B
Retailer 15
-
€9,652 EUR
£8,491 GBP
View
Most Expensive
B
NZ Jewellers
592d6834-35f2-400e-9273-b620af258013 · Oct 27
€11,522 EUR
$12,872 USD
View
15 more retailers have this diamond
Prices start from €5,442 EURSave up to €6,079 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 Oval
€5,442 EUR