Oval|Natural|GIA

1.51ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 2243057392

Certificate GIA 2243057392

Diamond specifications and retailer prices

From $5,220 USD
As of November 4, 2026
Save $3,979 USD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,199 USD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

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 2243057392. Listed at 16 retailers as of November 4, 2026, with prices from $5,220 to $9,199, a $3,979 spread on the same certified stone. Wholesale Diamonds Direct lists it at $9,199. 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
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.96°
Pavilion angle39.61°
OriginNatural
Grading LabGIA
CertificateGIA 2243057392
Dimensions8.97 × 6.45 × 4.02 mm
L/W Ratio1.39
Culet sizeNone
Top View
8.97 mm6.45 mm1.51 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2243057392
Side View
Table 59.0%Crown 38.96°Girdle: MED-THKPavilion 39.61°Culet: NoneDepth 62.3%

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 4
Current: $7,630 USD|Low: $5,063 USD|High: $9,349 USD|Avg: $6,360 USD
Retailer 1
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
Wholesale Diamonds Direct
November 6, 2026
Retailer 6$5,220 USD
Retailer 10$5,245 USD
Retailer 14$5,302 USD
Retailer 15$5,424 USD
Retailer 7$5,450 USD
Retailer 2$5,591 USD
Retailer 11$5,666 USD
Retailer 4$6,358 USD
Retailer 13$6,372 USD
Retailer 3$6,380 USD
Retailer 12$7,104 USD
Retailer 1$7,630 USD
Retailer 9$7,630 USD
Retailer 8$7,880 USD
Retailer 5$8,839 USD
Wholesale Diamonds Direct$9,199 USD

32 data points across 16 retailers

16 retailers$5,220 USD to $9,199 USD

A
Cheapest Retailer
-
$5,220 USD
A
Retailer 2
-
$5,245 USD
View
A
Retailer 3
-
$5,302 USD
View
A
Retailer 4
-
$5,424 USD
View
Retailer 5
-
$5,450 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$5,591 USD
View
A
Retailer 7
-
$5,666 USD
View
B+
Retailer 8
-
$6,358 USD
View
B+
Retailer 9
-
$6,372 USD
View
B+
Retailer 10
-
$6,380 USD
View
B+
Retailer 11
-
$7,104 USD
View
B
Retailer 12
-
$7,630 USD
View
B
Retailer 13
-
$7,630 USD
View
B
Retailer 14
-
$7,880 USD
View
B
Retailer 15
-
$8,839 USD
View
Most Expensive
B
Wholesale Diamonds Direct
331200775 · Nov 4
$9,199 USD
View
15 more retailers have this diamond
Prices start from $5,220 USDSave up to $3,979 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
$5,220 USD