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Heart|Natural|GIA

0.90ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 6551932256

Certificate GIA 6551932256

Diamond specifications and retailer prices

From $848 USD
As of November 5, 2026
Save $360 USD (30%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,208 USD at GemTrove · As of November 6, 2026
View at GemTrove

About this 0.9ct natural heart diamond

This 0.9ct natural heart sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551932256. Listed at 4 retailers as of November 5, 2026, with prices from $848 to $1,208, a $360 spread on the same certified stone. GemTrove lists it at $1,208. 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

0.90
Carat
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551932256
Dimensions5.77 × 6.89 × 3.86 mm
L/W Ratio1.19
Culet sizeNone
Key to symbols
Cloud
Top View
5.77 mm6.89 mm0.90 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551932256
Side View
Table 57.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 56.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $1,208 USD|Low: $847 USD|High: $1,208 USD|Avg: $954 USD
GemTrove
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3$848 USD
Retailer 4$865 USD
Retailer 2$904 USD
GemTrove$1,208 USD

41 data points across 4 retailers

4 retailers$848 USD to $1,208 USD

A
Cheapest Retailer
-
$848 USD
A
Retailer 2
-
$865 USD
View
B+
Retailer 3
-
$904 USD
View
Most Expensive
B
GemTrove
GT-N-01266630-98 · Nov 6
$1,208 USD
A$1,858 AUD
View
3 more retailers have this diamond
Prices start from $848 USDSave up to $360 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
0.90ct Heart
$848 USD