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Oval|Natural|GIA

1.51ct F SI2 Oval Natural Diamond

EX • F/SI2 • GIA 2245083781

Certificate GIA 2245083781

Diamond specifications and retailer prices

From $8,834 NZD
As of November 4, 2026
Save $7,102 NZD (45%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $15,935 NZD 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 $8,834 to $15,935, a $7,102 spread on the same certified stone. Wholesale Diamonds Direct lists it at $15,935. 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
Colour
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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $9,294 NZD|Low: $8,834 NZD|High: $16,248 NZD|Avg: $10,990 NZD|-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$8,834 NZD
Retailer 8$9,079 NZD
Retailer 9$9,084 NZD
Retailer 10$9,236 NZD
Retailer 1$9,294 NZD
Retailer 3$9,575 NZD
Retailer 7$9,754 NZD
Retailer 12$10,935 NZD
Retailer 11$10,959 NZD
Retailer 6$11,301 NZD
Retailer 5$12,173 NZD
Retailer 2$15,142 NZD
Wholesale Diamonds Direct$15,935 NZD

25 data points across 13 retailers

13 retailers$8,834 NZD to $15,935 NZD

A
Cheapest Retailer
-
$8,834 NZD
A
Retailer 2
-
$9,079 NZD
View
A
Retailer 3
-
$9,084 NZD
View
A
Retailer 4
-
$9,236 NZD
View
A
Retailer 5
-
$9,294 NZD
View
A
Retailer 6
-
$9,575 NZD
View
A
Retailer 7
-
$9,754 NZD
View
A
Retailer 8
-
$10,935 NZD
View
A
Retailer 9
-
$10,959 NZD
View
A
Retailer 10
-
$11,301 NZD
View
B+
Retailer 11
-
$12,173 NZD
View
B+
Retailer 12
-
$15,142 NZD
View
Most Expensive
B+
Wholesale Diamonds Direct
553490138 · Nov 6
$15,935 NZD
$8,834 USD
View
12 more retailers have this diamond
Prices start from $8,834 NZDSave up to $7,102 NZD

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
$8,834 NZD