Heart|Natural|GIA

1.23ct K VVS1 Heart Natural Diamond

EX • K/VVS1 • GIA 6545597330

Certificate GIA 6545597330

Diamond specifications and retailer prices

From $2,824 USD
As of November 6, 2026
Save $2,185 USD (44%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,009 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.23ct natural heart diamond

This 1.23ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545597330. Listed at 4 retailers as of November 4, 2026, with prices from $2,824 to $5,009, a $2,185 spread on the same certified stone. MOH London lists it at $5,009. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
K
Color
VVS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.86°
OriginNatural
Grading LabGIA
CertificateGIA 6545597330
Dimensions6.50 × 7.48 × 4.34 mm
L/W Ratio1.15
Top View
6.50 mm7.48 mm1.23 ctK / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545597330
Side View
Table 59.0%Crown 35.86°Girdle: STK-THKPavilionCulet: NoneDepth 58.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: $5,009 USD|Low: $2,824 USD|High: $5,385 USD|Avg: $3,489 USD|-4.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4$2,824 USD
Retailer 6$2,885 USD
Retailer 2$3,179 USD
Retailer 3$3,228 USD
Retailer 5$3,360 USD
MOH London$5,009 USD

41 data points across 6 retailers

4 retailers$2,824 USD to $5,009 USD

B+
Cheapest Retailer
-
$2,824 USD
B+
Retailer 2
-
$3,179 USD
View
B+
Retailer 3
-
$3,228 USD
View
Most Expensive
B
MOH London
6326A4E5B · Nov 4
$5,009 USD
£3,944 GBP
View
3 more retailers have this diamond
Prices start from $2,824 USDSave up to $2,185 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.

B+
1.23ct Heart
$2,824 USD