Heart|Natural|GIA

1.51ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 6382477786

Certificate GIA 6382477786

Diamond specifications and retailer prices

From $10,894 CAD
$7,799 USD
As of October 30, 2026
Save $3,499 CAD (24%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $14,393 CAD at 77 Diamonds · As of October 28, 2026
View at 77 Diamonds

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded D 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 6382477786. Listed at 6 retailers as of October 28, 2026, with prices from $10,894 to $14,393, a $3,499 spread on the same certified stone. 77 Diamonds lists it at $14,393. 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
D
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6382477786
Dimensions6.93 × 8.14 × 4.56 mm
L/W Ratio1.17
Top View
6.93 mm8.14 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6382477786
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 56.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $14,393 CAD|Low: $10,763 CAD|High: $14,553 CAD|Avg: $13,008 CAD|+1.4%
77 Diamonds
Retailer 2
Retailer 3
October 29, 2026
Retailer 3$10,894 CAD
Retailer 2$13,733 CAD
77 Diamonds$14,393 CAD

31 data points across 3 retailers

6 retailers$10,894 CAD to $14,393 CAD

B+
Cheapest Retailer
-
$10,894 CAD
$7,799 USD
B+
Retailer 2
-
$11,413 CAD
$8,170 USD
View
B+
Retailer 3
-
$11,917 CAD
$8,531 USD
View
B
Retailer 4
-
$13,733 CAD
$9,831 USD
View
Retailer 5
-
$13,733 CAD
$9,831 USD
View
Price last confirmed 17 days ago
Most Expensive
B
77 Diamonds
HSZZFWCNZ7R · Oct 28
$14,393 CAD
£8,113 GBP
View
5 more retailers have this diamond
Prices start from $10,894 CADSave up to $3,499 CAD

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.

B+
1.51ct Heart
$10,894 CAD