Round|Natural|GIA

2.51ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 7543635079

Certificate GIA 7543635079

Diamond specifications and retailer prices

From $19,900 USD
As of October 31, 2026
Save $7,996 USD (29%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $27,896 USD at Diamonds Direct · As of October 31, 2026
View at Diamonds Direct

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 7543635079. Listed at 10 retailers as of October 31, 2026, with prices from $19,900 to $27,896, a $7,996 spread on the same certified stone. Diamonds Direct lists it at $27,896. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.51
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7543635079
Dimensions8.58 × 5.44 × 5.44 mm
L/W Ratio1.58
Culet sizeNone
Top View
8.58 mm5.44 mm2.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7543635079
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.2%

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: Oct 31
Current: $27,896 USD|Low: $16,979 USD|High: $28,450 USD|Avg: $23,103 USD|-1.9%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 3$16,979 USD
Retailer 2$19,900 USD
Retailer 6$19,983 USD
Retailer 8$22,085 USD
Retailer 11$23,257 USD
Retailer 4$23,355 USD
Retailer 9$23,580 USD
Retailer 5$24,000 USD
Retailer 7$24,370 USD
Retailer 10$26,311 USD
Diamonds Direct$27,896 USD

31 data points across 11 retailers

10 retailers$19,900 USD to $27,896 USD

A
Cheapest Retailer
-
$19,900 USD
A
Retailer 2
-
$19,983 USD
SGD 27,004 SGD
View
A
Retailer 3
-
$22,085 USD
SGD 29,844 SGD
View
A
Retailer 4
-
$23,355 USD
View
A
Retailer 5
-
$23,580 USD
View
A
Retailer 6
-
$24,000 USD
View
A
Retailer 7
-
$24,370 USD
View
B+
Retailer 8
-
$26,311 USD
View
B+
Retailer 9
-
$26,568 USD
View
Most Expensive
B+
Diamonds Direct
1006177 · Oct 31
$27,896 USD
View
9 more retailers have this diamond
Prices start from $19,900 USDSave up to $7,996 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
2.51ct Round
$19,900 USD