CaratHunter
Plans
Heart|Natural|GIA

1.51ct D SI2 Heart Natural Diamond

EX • D/SI2 • GIA 2497590210

Certificate GIA 2497590210

Diamond specifications and retailer prices

From $8,390 CAD
$6,006 USD
As of October 30, 2026
Save $5,906 CAD (41%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $14,295 CAD at MOH London · As of October 29, 2026
View at MOH London

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 2497590210. Listed at 4 retailers as of October 29, 2026, with prices from $8,390 to $14,295, a $5,906 spread on the same certified stone. MOH London lists it at $14,295. 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
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2497590210
Dimensions7.09 × 8.12 × 4.66 mm
L/W Ratio1.15
Top View
7.09 mm8.12 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2497590210
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 57.4%

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: Oct 30
Current: $14,295 CAD|Low: $8,282 CAD|High: $14,391 CAD|Avg: $10,586 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 4$8,390 CAD
Retailer 2$9,256 CAD
Retailer 5$10,307 CAD
Retailer 3$10,628 CAD
MOH London$14,295 CAD

32 data points across 5 retailers

4 retailers$8,390 CAD to $14,295 CAD

A
Cheapest Retailer
-
$8,390 CAD
$6,006 USD
B+
Retailer 2
-
$9,256 CAD
£5,218 GBP
View
B+
Retailer 3
-
$10,628 CAD
$7,608 USD
View
Most Expensive
B
MOH London
11D5E2E2A · Oct 29
$14,295 CAD
£8,058 GBP
View
3 more retailers have this diamond
Prices start from $8,390 CADSave up to $5,906 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.

A
1.51ct Heart
$8,390 CAD