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Heart|Natural|GIA

0.31ct F SI1 Heart Natural Diamond

EX • F/SI1 • GIA 6562548029

Certificate GIA 6562548029

Diamond specifications and retailer prices

From $321 USD
SGD 434 SGD
As of November 2, 2026
Save $158 USD (33%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $479 USD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

About this 0.31ct natural heart diamond

This 0.31ct natural heart sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562548029. Listed at 7 retailers as of October 27, 2026, with prices from $321 to $479, a $158 spread on the same certified stone. Wholesale Diamonds Direct lists it at $479. 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

0.31
Carat
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle33.82°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6562548029
Dimensions4.07 × 4.68 × 2.74 mm
L/W Ratio1.15
Culet sizeNone
Top View
4.07 mm4.68 mm0.31 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 6562548029
Side View
Table 59.0%Crown 33.82°Girdle: MED-VTKPavilion 40.6°Culet: NoneDepth 58.6%

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: Nov 2
Current: $429 USD|Low: $321 USD|High: $479 USD|Avg: $406 USD|+6.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Wholesale Diamonds Direct
November 2, 2026
Retailer 5$321 USD
Retailer 3$379 USD
Retailer 2$412 USD
Retailer 4$417 USD
Retailer 1$429 USD
Wholesale Diamonds Direct$479 USD

11 data points across 6 retailers

7 retailers$321 USD to $479 USD

A
Cheapest Retailer
-
$321 USD
SGD 434 SGD
A
Retailer 2
-
$332 USD
SGD 448 SGD
View
B+
Retailer 3
-
$379 USD
View
B+
Retailer 4
-
$412 USD
£324 GBP
View
B
Retailer 5
-
$417 USD
View
B
Retailer 6
-
$429 USD
£338 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
586323687 · Oct 27
$479 USD
View
6 more retailers have this diamond
Prices start from $321 USDSave up to $158 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
0.31ct Heart
$321 USD