Oval|Natural|GIA

1.51ct J SI1 Oval Natural Diamond

ID • J/SI1 • GIA 1569500791

Certificate GIA 1569500791

Diamond specifications and retailer prices

From $2,662 USD
As of November 6, 2026
Save $3,701 USD (58%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,363 USD 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1569500791. Listed at 16 retailers as of November 5, 2026, with prices from $2,662 to $6,363, a $3,701 spread on the same certified stone. NZ Jewellers lists it at $6,363. 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
J
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1569500791
Dimensions8.89 × 6.34 × 4.03 mm
L/W Ratio1.40
Girdle conditionFaceted
Top View
8.89 mm6.34 mm1.51 ctJ / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1569500791
Side View
Table 57.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.7%

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: $6,363 USD|Low: $2,598 USD|High: $6,749 USD|Avg: $4,055 USD|-5.7%
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
November 6, 2026
Retailer 3$2,662 USD
Retailer 8$2,845 USD
Retailer 7$3,255 USD
Retailer 16$3,303 USD
Retailer 5$3,371 USD
Retailer 12$3,433 USD
Retailer 10$3,495 USD
Retailer 14$3,578 USD
Retailer 11$3,706 USD
Retailer 2$3,953 USD
Retailer 6$4,030 USD
Retailer 4$4,274 USD
Retailer 13$4,458 USD
Retailer 9$5,620 USD
Retailer 15$6,092 USD
NZ Jewellers$6,363 USD

22 data points across 16 retailers

16 retailers$2,662 USD to $6,363 USD

A
Cheapest Retailer
-
$2,662 USD
A
Retailer 2
-
$2,845 USD
View
A
Retailer 3
-
$3,255 USD
View
A
Retailer 4
-
$3,303 USD
View
A
Retailer 5
-
$3,371 USD
View
Final sale: no returns
A
Retailer 6
-
$3,433 USD
View
A
Retailer 7
-
$3,495 USD
View
A
Retailer 8
-
$3,578 USD
View
A
Retailer 9
-
$3,706 USD
View
B+
Retailer 10
-
$3,953 USD
View
B+
Retailer 11
-
$4,030 USD
View
B+
Retailer 12
-
$4,274 USD
View
B+
Retailer 13
-
$4,458 USD
View
B+
Retailer 14
-
$5,620 USD
View
B
Retailer 15
-
$6,092 USD
View
Most Expensive
B
NZ Jewellers
176928f9-5f78-4821-9886-4893f2b51c6c · Nov 5
$6,363 USD
View
15 more retailers have this diamond
Prices start from $2,662 USDSave up to $3,701 USD

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
$2,662 USD