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Round|Natural|GIA

1.30ct F VS1 Round Natural Diamond

EX • F/VS1 • GIA 6425242851

Certificate GIA 6425242851

Diamond specifications and retailer prices

From $15,315 SGD
As of November 4, 2026
Save $10,425 SGD (41%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $32,651 SGD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6425242851. Listed at 25 retailers as of October 31, 2026, with a 68% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6425242851
Dimensions7.05 × 7.01 × 4.26 mm
L/W Ratio1.01
Top View
7.05 mm7.01 mm1.30 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6425242851
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $18,394 SGD|Low: $15,315 SGD|High: $27,693 SGD|Avg: $20,235 SGD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 3$15,315 SGD
Retailer 8$15,329 SGD
Retailer 7$16,789 SGD
Retailer 1$18,394 SGD
Retailer 9$18,689 SGD
Retailer 6$18,718 SGD
Retailer 4$21,124 SGD
Retailer 5$25,740 SGD
Retailer 2$27,290 SGD

45 data points across 9 retailers

25 retailers$15,315 SGD to $25,740 SGD

B+
Cheapest Retailer
-
$15,315 SGD
B
Retailer 2
-
$15,329 SGD
View
B
Retailer 3
-
$16,012 SGD
View
B
Retailer 4
-
$16,256 SGD
View
B
Retailer 5
-
$16,390 SGD
View
B
Retailer 6
-
$16,789 SGD
View
Final sale: no returns
B
Retailer 7
-
$17,212 SGD
View
Retailer 8
-
$17,521 SGD
View
Price last confirmed 8 days ago
B
Retailer 9
-
$18,394 SGD
View
B
Retailer 10
-
$18,689 SGD
View
Retailer 11
-
$18,718 SGD
View
Price last confirmed 8 days ago
B
Retailer 12
-
$18,981 SGD
View
Retailer 13
-
$19,711 SGD
View
Price last confirmed 60 days ago
B
Retailer 14
-
$19,711 SGD
View
B
Retailer 15
-
$19,939 SGD
View
B
Retailer 16
-
$19,939 SGD
View
B
Retailer 17
-
$20,530 SGD
View
B
Retailer 18
-
$20,603 SGD
View
B
Retailer 19
-
$21,027 SGD
View
B
Retailer 20
-
$21,124 SGD
View
Retailer 21
-
$24,822 SGD
View
Price last confirmed 66 days ago
B
Retailer 22
-
$24,822 SGD
View
B
Retailer 23
-
$25,740 SGD
View
Retailer 24
-
$27,290 SGD
View
Price under review
Most Expensive
Diamond Quarter
1.3VS1F6451110AN · Nov 5
$32,651 SGD
£20,128 GBP
View
Price under review
24 more retailers have this diamond
Prices start from $15,315 SGDSave up to $10,425 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+
1.30ct Round
$15,315 SGD