Oval|Natural|GIA

1.51ct F SI2 Oval Natural Diamond

EX • F/SI2 • GIA 2245083781

Certificate GIA 2245083781

Diamond specifications and retailer prices

From $4,897 USD
As of November 4, 2026
Save $3,937 USD (45%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,834 USD at Wholesale Diamonds Direct · As of November 6, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2245083781. Listed at 13 retailers as of November 4, 2026, with prices from $4,897 to $8,834, a $3,937 spread on the same certified stone. Wholesale Diamonds Direct lists it at $8,834. 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
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.27°
Pavilion angle39.82°
OriginNatural
Grading LabGIA
CertificateGIA 2245083781
Dimensions8.92 × 6.39 × 4.00 mm
L/W Ratio1.40
Culet sizeNone
Top View
8.92 mm6.39 mm1.51 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245083781
Side View
Table 59.0%Crown 40.27°Girdle: STK-THKPavilion 39.82°Culet: NoneDepth 62.6%

Caratlytics Score

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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: $5,152 USD|Low: $4,897 USD|High: $9,007 USD|Avg: $6,092 USD|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
November 6, 2026
Retailer 4$4,897 USD
Retailer 8$5,033 USD
Retailer 9$5,036 USD
Retailer 10$5,120 USD
Retailer 1$5,152 USD
Retailer 3$5,308 USD
Retailer 7$5,407 USD
Retailer 12$6,062 USD
Retailer 11$6,075 USD
Retailer 6$6,265 USD
Retailer 5$6,748 USD
Retailer 2$8,394 USD
Wholesale Diamonds Direct$8,834 USD

25 data points across 13 retailers

13 retailers$4,897 USD to $8,834 USD

A
Cheapest Retailer
-
$4,897 USD
A
Retailer 2
-
$5,033 USD
View
A
Retailer 3
-
$5,036 USD
View
A
Retailer 4
-
$5,120 USD
View
A
Retailer 5
-
$5,152 USD
View
A
Retailer 6
-
$5,308 USD
View
A
Retailer 7
-
$5,407 USD
View
A
Retailer 8
-
$6,062 USD
View
A
Retailer 9
-
$6,075 USD
View
A
Retailer 10
-
$6,265 USD
View
B+
Retailer 11
-
$6,748 USD
View
B+
Retailer 12
-
$8,394 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
553490138 · Nov 6
$8,834 USD
View
12 more retailers have this diamond
Prices start from $4,897 USDSave up to $3,937 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
$4,897 USD