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Heart|Natural|GIA

0.71ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 6531563550

Certificate GIA 6531563550

Diamond specifications and retailer prices

From $598 SGD
$468 USD
As of November 2, 2026
Save $175 SGD (23%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $773 SGD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 0.71ct natural heart diamond

This 0.71ct natural heart sits in the half to three-quarter 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 6531563550. Listed at 4 retailers as of October 31, 2026, with prices from $598 to $773, a $175 spread on the same certified stone. Blue Nile lists it at $773. 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

0.71
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6531563550
Dimensions5.22 × 6.25 × 3.75 mm
L/W Ratio1.20
Top View
5.22 mm6.25 mm0.71 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6531563550
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $773 SGD|Low: $564 SGD|High: $908 SGD|Avg: $716 SGD|-14.8%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 4$598 SGD
Retailer 3$658 SGD
Retailer 2$752 SGD
Blue Nile$773 SGD

40 data points across 4 retailers

4 retailers$598 SGD to $773 SGD

A
Cheapest Retailer
-
$598 SGD
$468 USD
Final sale: no returns
A
Retailer 2
-
$658 SGD
View
A
Retailer 3
-
$752 SGD
£463 GBP
View
Most Expensive
A
Blue Nile
27027316 · Oct 31
$773 SGD
$605 USD
View
3 more retailers have this diamond
Prices start from $598 SGDSave up to $175 SGD

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
0.71ct Heart
$598 SGD