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Radiant|Natural|GIA

1.00ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 2547864040

Certificate GIA 2547864040

Diamond specifications and retailer prices

From $1,624 SGD
As of November 6, 2026
Save $1,064 SGD (40%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,688 SGD at 77 Diamonds · As of November 7, 2026
View at 77 Diamonds

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic 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 2547864040. Listed at 8 retailers as of November 6, 2026, with prices from $1,624 to $2,688, a $1,064 spread on the same certified stone. 77 Diamonds lists it at $2,688. 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

1.00
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2547864040
Dimensions6.48 × 5.11 × 3.58 mm
L/W Ratio1.27
Top View
6.48 mm5.11 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2547864040
Side View
Table 68.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 70.0%

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 6
Current: $2,688 SGD|Low: $1,624 SGD|High: $2,952 SGD|Avg: $2,021 SGD|-7.9%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 2$1,624 SGD
Retailer 8$1,649 SGD
Retailer 5$1,794 SGD
Retailer 6$1,907 SGD
Retailer 3$1,954 SGD
Retailer 7$1,976 SGD
Retailer 4$2,121 SGD
77 Diamonds$2,688 SGD

45 data points across 8 retailers

8 retailers$1,624 SGD to $2,688 SGD

A
Cheapest Retailer
-
$1,624 SGD
Retailer 2
-
$1,794 SGD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$1,907 SGD
View
A
Retailer 4
-
$1,954 SGD
View
A
Retailer 5
-
$1,976 SGD
View
A
Retailer 6
-
$2,121 SGD
View
B+
Retailer 7
-
$2,413 SGD
View
Most Expensive
B+
77 Diamonds
RADMB8MYKTCTV · Nov 7
$2,688 SGD
£1,652 GBP
View
7 more retailers have this diamond
Prices start from $1,624 SGDSave up to $1,064 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
1.00ct Radiant
$1,624 SGD