Oval|Natural|GIA

2.50ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 6565477837

Certificate GIA 6565477837

Diamond specifications and retailer prices

From $17,856 USD
SGD 24,130 SGD
As of October 30, 2026
Save $10,928 USD (38%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $28,784 USD at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 2.5ct natural oval diamond

This 2.5ct natural oval sits in the two to three carat band, graded H 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 6565477837. Listed at 13 retailers as of October 29, 2026, with prices from $17,856 to $28,784, a $10,928 spread on the same certified stone. Helzberg Diamonds lists it at $28,784. 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

2.50
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.12°
Pavilion angle40.42°
OriginNatural
Grading LabGIA
CertificateGIA 6565477837
Dimensions10.70 × 7.68 × 4.77 mm
L/W Ratio1.39
Culet sizeNone
Top View
10.70 mm7.68 mm2.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565477837
Side View
Table 59.0%Crown 37.12°Girdle: MED-THKPavilion 40.42°Culet: NoneDepth 62.1%

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: Oct 30
Current: $28,784 USD|Low: $17,856 USD|High: $28,784 USD|Avg: $22,141 USD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 4$17,856 USD
Retailer 6$19,373 USD
Retailer 3$19,491 USD
Retailer 9$19,680 USD
Retailer 8$19,695 USD
Retailer 10$20,138 USD
Retailer 13$20,379 USD
Retailer 12$22,657 USD
Retailer 7$22,878 USD
Retailer 5$22,960 USD
Retailer 11$23,921 USD
Retailer 2$27,421 USD
Helzberg Diamonds$28,784 USD

27 data points across 13 retailers

13 retailers$17,856 USD to $28,784 USD

A
Cheapest Retailer
-
$17,856 USD
SGD 24,130 SGD
B+
Retailer 2
-
$19,373 USD
£15,254 GBP
View
B+
Retailer 3
-
$19,491 USD
View
Retailer 4
-
$19,680 USD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$19,695 USD
View
B+
Retailer 6
-
$20,138 USD
SGD 27,214 SGD
View
B+
Retailer 7
-
$20,379 USD
View
B+
Retailer 8
-
$22,657 USD
View
B+
Retailer 9
-
$22,878 USD
€21,789 EUR
View
B
Retailer 10
-
$22,960 USD
View
B
Retailer 11
-
$23,921 USD
View
B
Retailer 12
-
$27,421 USD
View
Most Expensive
B
Helzberg Diamonds
XZRMLMLKNNOJN · Oct 29
$28,784 USD
View
12 more retailers have this diamond
Prices start from $17,856 USDSave up to $10,928 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
2.50ct Oval
$17,856 USD