Heart|Natural|GIA

11.51ct D FL Heart Natural Diamond

EX • D/FL • GIA 6541808390

Certificate GIA 6541808390

Diamond specifications and retailer prices

From $837,837 USD
HK$6,545,600 HKD
As of November 1, 2026
Save $248,988 USD (23%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,086,825 USD at RockHer · As of October 31, 2026
View at RockHer

About this 11.51ct natural heart diamond

This 11.51ct natural heart sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6541808390. Listed at 11 retailers as of October 31, 2026, with prices from $837,837 to $1,086,825, a $248,988 spread on the same certified stone. RockHer lists it at $1,086,825. 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

11.51
Carat
D
Color
FL
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6541808390
Dimensions13.70 × 16.09 × 9.06 mm
L/W Ratio1.17
Top View
13.70 mm16.09 mm11.51 ctD / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541808390
Side View
Table 58.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 56.3%

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: Nov 1
Current: $932,382 USD|Low: $837,837 USD|High: $1,196,687 USD|Avg: $1,015,999 USD|-5.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
RockHer
November 1, 2026
Retailer 8$837,837 USD
Retailer 3$903,105 USD
Retailer 1$932,382 USD
Retailer 10$970,755 USD
Retailer 2$982,243 USD
Retailer 9$992,306 USD
Retailer 6$1,015,029 USD
Retailer 7$1,030,574 USD
Retailer 5$1,048,331 USD
Retailer 4$1,062,571 USD
RockHer$1,086,825 USD

37 data points across 11 retailers

11 retailers$837,837 USD to $1,086,825 USD

A
Cheapest Retailer
-
$837,837 USD
HK$6,545,600 HKD
A
Retailer 2
-
$903,105 USD
€860,100 EUR
View
A
Retailer 3
-
$932,382 USD
£734,159 GBP
View
Retailer 4
-
$970,755 USD
A$1,493,469 AUD
View
Price last confirmed 28 days ago
Retailer 5
-
$982,243 USD
SGD 1,327,356 SGD
View
Price last confirmed 22 days ago
B+
Retailer 6
-
$992,306 USD
View
B+
Retailer 7
-
$1,015,029 USD
View
Final sale: no returns
B+
Retailer 8
-
$1,030,574 USD
View
B+
Retailer 9
-
$1,048,331 USD
View
B+
Retailer 10
-
$1,062,571 USD
View
Most Expensive
B+
RockHer
185ec1306 · Oct 31
$1,086,825 USD
View
10 more retailers have this diamond
Prices start from $837,837 USDSave up to $248,988 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
11.51ct Heart
$837,837 USD