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Round|Natural|GIA

1.05ct E VS1 Round Natural Diamond

EX • E/VS1 • GIA 1242025780

Certificate GIA 1242025780

Diamond specifications and retailer prices

From $5,842 SGD
$4,558 USD
As of October 28, 2026
Save $5,300 SGD (48%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $11,916 SGD at NZ Jewellers · As of September 15, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1242025780. Listed at 18 retailers as of October 26, 2026, with a 91% 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

1.05
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1242025780
Dimensions6.49 × 6.46 × 4.00 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.49 mm6.46 mm1.05 ctE / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1242025780
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

Caratlytics Score

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

Price History

Last verified: Oct 28
Current: $6,837 SGD|Low: $5,461 SGD|High: $11,485 SGD|Avg: $7,475 SGD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 3$5,842 SGD
Retailer 6$5,847 SGD
Retailer 13$5,991 SGD
Retailer 11$6,268 SGD
Retailer 9$6,501 SGD
Retailer 1$6,837 SGD
Retailer 12$6,965 SGD
Retailer 8$7,165 SGD
Retailer 15$7,165 SGD
Retailer 7$7,241 SGD
Retailer 16$7,395 SGD
Retailer 4$7,650 SGD
Retailer 10$7,894 SGD
Retailer 5$8,145 SGD
Retailer 14$10,215 SGD
Retailer 2$11,142 SGD

29 data points across 16 retailers

18 retailers$5,842 SGD to $11,142 SGD

A
Cheapest Retailer
-
$5,842 SGD
$4,558 USD
Final sale: no returns
A
Retailer 2
-
$5,847 SGD
$4,562 USD
View
A
Retailer 3
-
$5,991 SGD
CA$6,492 CAD
View
A
Retailer 4
-
$6,268 SGD
$4,890 USD
View
A
Retailer 5
-
$6,501 SGD
$5,072 USD
View
A
Retailer 6
-
$6,837 SGD
£4,200 GBP
View
A
Retailer 7
-
$6,965 SGD
$5,434 USD
View
B+
Retailer 8
-
$7,165 SGD
$5,590 USD
View
B+
Retailer 9
-
$7,165 SGD
$5,590 USD
View
B+
Retailer 10
-
$7,241 SGD
$5,650 USD
View
B+
Retailer 11
-
$7,395 SGD
$5,770 USD
View
B+
Retailer 12
-
$7,650 SGD
£4,700 GBP
View
B+
Retailer 13
-
$7,894 SGD
€5,866 EUR
View
B+
Retailer 14
-
$8,145 SGD
£5,004 GBP
View
B+
Retailer 15
-
$10,215 SGD
$7,970 USD
View
B
Retailer 16
-
$11,142 SGD
£6,845 GBP
View
Retailer 17
-
$11,916 SGD
$9,297 USD
View
Price last confirmed 27 days ago
Most Expensive
NZ Jewellers
9a0222ad-8ad8-4cec-a460-ae43c501a30f · Sep 15
$11,916 SGD
$9,297 USD
View
Price last confirmed 45 days ago
17 more retailers have this diamond
Prices start from $5,842 SGDSave up to $5,300 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
1.05ct Round
$5,842 SGD