Heart|Natural|GIA

0.33ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 6551020401

Certificate GIA 6551020401

Diamond specifications and retailer prices

From $260 USD
As of November 2, 2026
Save $147 USD (36%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $407 USD at The Diamond Guys · As of November 2, 2026
View at The Diamond Guys

About this 0.33ct natural heart diamond

This 0.33ct natural heart sits in the sub-half-carat band, graded F 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 6551020401. Listed at 8 retailers as of November 2, 2026, with prices from $260 to $407, a $147 spread on the same certified stone. The Diamond Guys lists it at $407. 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

0.33
Carat
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.41°
Pavilion angle38.92°
OriginNatural
Grading LabGIA
CertificateGIA 6551020401
Dimensions4.14 × 4.83 × 2.84 mm
L/W Ratio1.17
Top View
4.14 mm4.83 mm0.33 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551020401
Side View
Table 60.0%Crown 35.41°Girdle: THN-THKPavilion 38.92°Culet: NoneDepth 58.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $363 USD|Low: $260 USD|High: $437 USD|Avg: $346 USD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 4$260 USD
Retailer 6$270 USD
Retailer 5$295 USD
Retailer 3$347 USD
Retailer 2$351 USD
Retailer 1$363 USD
Retailer 7$404 USD

40 data points across 7 retailers

8 retailers$260 USD to $407 USD

A
Cheapest Retailer
-
$260 USD
A
Retailer 2
-
$270 USD
SGD 365 SGD
View
A
Retailer 3
-
$295 USD
SGD 398 SGD
View
A
Retailer 4
-
$347 USD
£273 GBP
View
A
Retailer 5
-
$351 USD
View
A
Retailer 6
-
$363 USD
£286 GBP
View
B+
Retailer 7
-
$404 USD
View
Most Expensive
B+
The Diamond Guys
1939163839 · Nov 2
$407 USD
View
7 more retailers have this diamond
Prices start from $260 USDSave up to $147 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
0.33ct Heart
$260 USD