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Radiant|Natural|GIA

0.80ct H SI1 Radiant Natural Diamond

ID • H/SI1 • GIA 6535012008

Certificate GIA 6535012008

Diamond specifications and retailer prices

From $1,681 SGD
$1,315 USD
As of November 1, 2026
Save $987 SGD (37%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,668 SGD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 0.8ct natural radiant diamond

This 0.8ct natural radiant sits in the just-under-one-carat band, graded H 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 6535012008. Listed at 5 retailers as of November 1, 2026, with prices from $1,681 to $2,668, a $987 spread on the same certified stone. 77 Diamonds lists it at $2,668. 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

0.80
Carat
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Pavilion angle59.05°
OriginNatural
Grading LabGIA
CertificateGIA 6535012008
Dimensions6.43 × 4.83 × 3.21 mm
L/W Ratio1.33
Top View
6.43 mm4.83 mm0.80 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6535012008
Side View
Table 66.0%CrownGirdle: MED-STKPavilion 59.05°Culet: NoneDepth 66.5%

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 1
Current: $2,668 SGD|Low: $1,681 SGD|High: $2,672 SGD|Avg: $1,985 SGD|+2.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4$1,681 SGD
Retailer 2$1,757 SGD
Retailer 5$1,775 SGD
Retailer 6$1,939 SGD
Retailer 3$2,111 SGD
77 Diamonds$2,668 SGD

35 data points across 6 retailers

5 retailers$1,681 SGD to $2,668 SGD

A
Cheapest Retailer
-
$1,681 SGD
$1,315 USD
B+
Retailer 2
-
$1,757 SGD
$1,374 USD
View
B+
Retailer 3
-
$1,775 SGD
$1,389 USD
View
B+
Retailer 4
-
$1,939 SGD
$1,517 USD
View
Most Expensive
B
77 Diamonds
RADZKHGRFRPW · Nov 2
$2,668 SGD
£1,643 GBP
View
4 more retailers have this diamond
Prices start from $1,681 SGDSave up to $987 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
0.80ct Radiant
$1,681 SGD