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Heart|Natural|GIA

0.27ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 2221366975

Certificate GIA 2221366975

Diamond specifications and retailer prices

From £435 GBP
$584 USD
As of November 1, 2026
Save £116 GBP (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £551 GBP at DreamStone · As of October 31, 2026
View at DreamStone

About this 0.27ct natural heart diamond

This 0.27ct natural heart sits in the sub-half-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2221366975. Listed at 3 retailers as of October 31, 2026, with prices from £435 to £551, a £116 spread on the same certified stone. DreamStone lists it at £551. 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

0.27
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2221366975
Dimensions4.45 × 4.46 × 2.38 mm
L/W Ratio1.00
Top View
4.45 mm4.46 mm0.27 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateGIA 2221366975
Side View
Table 59.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 53.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £551 GBP|Low: £435 GBP|High: £613 GBP|Avg: £511 GBP|-5.5%
DreamStone
Retailer 2
Retailer 3
October 7, 2026
Retailer 3£435 GBP
Retailer 2£465 GBP
DreamStone£551 GBP

6 data points across 3 retailers

3 retailers£435 GBP to £551 GBP

B
Cheapest Retailer
-
£435 GBP
$584 USD
B
Retailer 2
-
£465 GBP
$624 USD
View
Most Expensive
C
DreamStone
C948 · Oct 31
£551 GBP
$740 USD
View
2 more retailers have this diamond
Prices start from £435 GBPSave up to £116 GBP

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
0.27ct Heart
£435 GBP