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Round|Natural|GIA

1.23ct I VVS1 Round Natural Diamond

EX • I/VVS1 • GIA 6555862870

Certificate GIA 6555862870

Diamond specifications and retailer prices

From $4,805 SGD
As of November 6, 2026
Save $4,323 SGD (47%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $9,128 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 6555862870. Listed at 21 retailers as of November 4, 2026, with prices from $4,805 to $9,128, a $4,323 spread on the same certified stone. MOH London lists it at $9,128. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
I
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6555862870
Dimensions6.84 × 6.88 × 4.20 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather
Top View
6.84 mm6.88 mm1.23 ctI / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6555862870
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.2%

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: Nov 6
Current: $9,128 SGD|Low: $4,405 SGD|High: $9,263 SGD|Avg: $5,974 SGD|+7.7%
MOH London
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
Retailer 17
Retailer 18
Retailer 19
November 5, 2026
Retailer 5$4,805 SGD
Retailer 6$4,873 SGD
Retailer 17$4,998 SGD
Retailer 11$5,069 SGD
Retailer 15$5,149 SGD
Retailer 8$5,306 SGD
Retailer 10$5,326 SGD
Retailer 14$5,722 SGD
Retailer 16$5,722 SGD
Retailer 13$5,840 SGD
Retailer 4$5,921 SGD
Retailer 18$5,921 SGD
Retailer 9$6,097 SGD
Retailer 3$6,126 SGD
Retailer 12$6,134 SGD
Retailer 2$6,429 SGD
Retailer 7$6,699 SGD
Retailer 19$8,392 SGD
MOH London$9,128 SGD

29 data points across 19 retailers

21 retailers$4,805 SGD to $9,128 SGD

A
Cheapest Retailer
-
$4,805 SGD
Final sale: no returns
A
Retailer 2
-
$4,873 SGD
View
A
Retailer 3
-
$4,998 SGD
View
Retailer 4
-
$5,069 SGD
View
Price last confirmed 44 days ago
A
Retailer 5
-
$5,149 SGD
View
B+
Retailer 6
-
$5,722 SGD
View
B+
Retailer 7
-
$5,722 SGD
View
B+
Retailer 8
-
$5,840 SGD
View
Retailer 9
-
$5,848 SGD
View
Price last confirmed 46 days ago
Retailer 10
-
$5,848 SGD
View
Price last confirmed 69 days ago
B+
Retailer 11
-
$5,921 SGD
View
B+
Retailer 12
-
$5,921 SGD
View
Retailer 13
-
$6,097 SGD
View
Price last confirmed 43 days ago
B+
Retailer 14
-
$6,126 SGD
View
B+
Retailer 15
-
$6,134 SGD
View
B+
Retailer 16
-
$6,429 SGD
View
B+
Retailer 17
-
$6,699 SGD
View
B
Retailer 18
-
$8,392 SGD
View
Retailer 19
-
$8,830 SGD
View
Price last confirmed 67 days ago
Retailer 20
-
$8,830 SGD
View
Price last confirmed 43 days ago
Most Expensive
B
MOH London
307BEFF41 · Nov 4
$9,128 SGD
£5,608 GBP
View
20 more retailers have this diamond
Prices start from $4,805 SGDSave up to $4,323 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
1.23ct Round
$4,805 SGD