Heart|Natural|GIA

3.00ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 2557266987

Certificate GIA 2557266987

Diamond specifications and retailer prices

From $18,581 USD
As of November 3, 2026
Save $9,946 USD (35%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $28,527 USD at Diamonds Direct · As of November 3, 2026
View at Diamonds Direct

About this 3ct natural heart diamond

This 3ct natural heart sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557266987. Listed at 11 retailers as of November 3, 2026, with prices from $18,581 to $28,527, a $9,946 spread on the same certified stone. Diamonds Direct lists it at $28,527. 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

3.00
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.62°
Pavilion angle37.46°
OriginNatural
Grading LabGIA
CertificateGIA 2557266987
Dimensions8.50 × 9.83 × 5.84 mm
L/W Ratio1.16
Culet sizeNone
Top View
8.50 mm9.83 mm3.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557266987
Side View
Table 60.0%Crown 39.62°Girdle: STK-VTKPavilion 37.46°Culet: NoneDepth 59.4%

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 3
Current: $28,527 USD|Low: $18,581 USD|High: $31,092 USD|Avg: $23,131 USD|-8.2%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 5$18,581 USD
Retailer 6$19,954 USD
Retailer 3$20,285 USD
Retailer 8$20,689 USD
Retailer 7$21,142 USD
Retailer 2$21,495 USD
Retailer 10$21,632 USD
Retailer 9$23,895 USD
Retailer 4$25,555 USD
Diamonds Direct$28,527 USD

43 data points across 10 retailers

11 retailers$18,581 USD to $28,527 USD

A
Cheapest Retailer
-
$18,581 USD
A
Retailer 2
-
$19,954 USD
View
A
Retailer 3
-
$20,285 USD
View
A
Retailer 4
-
$20,689 USD
View
A
Retailer 5
-
$21,142 USD
View
A
Retailer 6
-
$21,495 USD
View
B+
Retailer 7
-
$21,632 USD
View
Retailer 8
-
$23,895 USD
View
Price last confirmed 15 days ago
B+
Retailer 9
-
$25,555 USD
View
B
Retailer 10
-
$28,188 USD
View
Most Expensive
B+
Diamonds Direct
999991 · Nov 3
$28,527 USD
View
10 more retailers have this diamond
Prices start from $18,581 USDSave up to $9,946 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
3.00ct Heart
$18,581 USD