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Radiant|Natural|GIA

1.01ct F SI1 Radiant Natural Diamond

GD • F/SI1 • GIA 6421144525

Certificate GIA 6421144525

Diamond specifications and retailer prices

From $5,530 SGD
As of November 5, 2026
Save $3,107 SGD (36%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $11,841 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural radiant diamond

This 1.01ct natural radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 6421144525. Listed at 24 retailers as of November 5, 2026, with a 56% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.01
Carat
F
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6421144525
Dimensions6.64 × 5.30 × 3.49 mm
L/W Ratio1.25
Top View
6.64 mm5.30 mm1.01 ctF / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6421144525
Side View
Table 65.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 65.8%

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 5
Current: $6,839 SGD|Low: $4,933 SGD|High: $11,410 SGD|Avg: $7,402 SGD|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 8$5,511 SGD
Retailer 9$5,920 SGD
Retailer 2$6,413 SGD
Retailer 1$6,839 SGD
Retailer 4$6,875 SGD
Retailer 3$6,990 SGD
Retailer 10$7,090 SGD
Retailer 5$7,540 SGD
Retailer 6$8,637 SGD
Retailer 7$11,245 SGD

46 data points across 10 retailers

24 retailers$5,530 SGD to $8,637 SGD

Retailer 1
-
$5,511 SGD
Price last confirmed 10 days ago
B
Retailer 2
-
$5,530 SGD
View
B
Retailer 3
-
$5,594 SGD
View
B
Retailer 4
-
$5,838 SGD
View
B
Retailer 5
-
$5,920 SGD
View
Final sale: no returns
B
Retailer 6
-
$5,970 SGD
View
B
Retailer 7
-
$6,012 SGD
View
B
Retailer 8
-
$6,036 SGD
View
Retailer 9
-
$6,413 SGD
View
Price last confirmed 9 days ago
B
Retailer 10
-
$6,413 SGD
View
B
Retailer 11
-
$6,413 SGD
View
B
Retailer 12
-
$6,839 SGD
View
B
Retailer 13
-
$6,875 SGD
View
B
Retailer 14
-
$6,990 SGD
View
B
Retailer 15
-
$6,990 SGD
View
Retailer 16
-
$7,090 SGD
View
Price last confirmed 29 days ago
B
Retailer 17
-
$7,190 SGD
View
B
Retailer 18
-
$7,190 SGD
View
B
Retailer 19
-
$7,400 SGD
View
B
Retailer 20
-
$7,420 SGD
View
B
Retailer 21
-
$7,540 SGD
View
B
Retailer 22
-
$8,637 SGD
View
Retailer 23
-
$11,245 SGD
View
Price under review
Most Expensive
NZ Jewellers
dc1a14d7-f350-46aa-8917-edb9aa2388de · Nov 5
$11,841 SGD
$9,239 USD
View
Price under review
23 more retailers have this diamond
Prices start from $5,530 SGDSave up to $3,107 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.

B
1.01ct Radiant
$5,530 SGD