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Round|Natural|GIA

1.51ct H SI2 Round Natural Diamond

VG • H/SI2 • GIA 7558636517

Certificate GIA 7558636517

Diamond specifications and retailer prices

From $5,039 SGD
$3,942 USD
As of November 1, 2026
Save $5,408 SGD (52%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $10,448 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 7558636517. Listed at 18 retailers as of November 1, 2026, with prices from $5,039 to $10,448, a $5,408 spread on the same certified stone. MOH London lists it at $10,448. 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

1.51
Carat
H
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 7558636517
Dimensions7.08 × 4.55 × 4.55 mm
L/W Ratio1.56
Culet sizeNone
Top View
7.08 mm4.55 mm1.51 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7558636517
Side View
Table 57.0%Crown 38.5°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 63.8%

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 1
Current: $10,448 SGD|Low: $4,517 SGD|High: $11,063 SGD|Avg: $6,769 SGD|-5.3%
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
November 2, 2026
Retailer 17$5,039 SGD
Retailer 13$5,179 SGD
Retailer 6$5,183 SGD
Retailer 18$5,244 SGD
Retailer 7$5,486 SGD
Retailer 5$5,900 SGD
Retailer 10$6,317 SGD
Retailer 8$6,331 SGD
Retailer 11$6,453 SGD
Retailer 4$6,673 SGD
Retailer 14$6,673 SGD
Retailer 15$6,891 SGD
Retailer 9$7,241 SGD
Retailer 16$7,241 SGD
Retailer 12$7,300 SGD
Retailer 2$7,922 SGD
Retailer 3$9,496 SGD
MOH London$10,448 SGD

29 data points across 18 retailers

18 retailers$5,039 SGD to $10,448 SGD

A
Cheapest Retailer
-
$5,039 SGD
$3,942 USD
B+
Retailer 2
-
$5,179 SGD
$4,051 USD
View
A
Retailer 3
-
$5,183 SGD
$4,054 USD
View
A
Retailer 4
-
$5,244 SGD
$4,102 USD
View
A
Retailer 5
-
$5,486 SGD
$4,291 USD
View
Final sale: no returns
A
Retailer 6
-
$5,640 SGD
$4,412 USD
View
A
Retailer 7
-
$5,900 SGD
$4,615 USD
View
A
Retailer 8
-
$6,331 SGD
$4,953 USD
View
A
Retailer 9
-
$6,453 SGD
£3,974 GBP
View
B+
Retailer 10
-
$6,517 SGD
$5,098 USD
View
B+
Retailer 11
-
$6,673 SGD
$5,220 USD
View
B+
Retailer 12
-
$6,673 SGD
$5,220 USD
View
B+
Retailer 13
-
$6,891 SGD
$5,390 USD
View
B+
Retailer 14
-
$7,241 SGD
£4,460 GBP
View
B+
Retailer 15
-
$7,300 SGD
€5,438 EUR
View
B+
Retailer 16
-
$7,922 SGD
£4,879 GBP
View
B
Retailer 17
-
$9,496 SGD
$7,428 USD
View
Most Expensive
B
MOH London
15B7596B2 · Nov 1
$10,448 SGD
£6,435 GBP
View
17 more retailers have this diamond
Prices start from $5,039 SGDSave up to $5,408 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
1.51ct Round
$5,039 SGD