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Round|Natural|GIA

1.51ct H I1 Round Natural Diamond

GD • H/I1 • GIA 6435544226

Certificate GIA 6435544226

Diamond specifications and retailer prices

From $3,573 SGD
₹266,091 INR
As of November 2, 2026
Save $5,024 SGD (58%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $8,597 SGD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

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 I1 clarity (included), with a standard cut grade and certified by GIA 6435544226. Listed at 9 retailers as of November 2, 2026, with prices from $3,573 to $8,597, a $5,024 spread on the same certified stone. NZ Jewellers lists it at $8,597. 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
I1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 6435544226
Dimensions7.08 × 7.01 × 4.64 mm
L/W Ratio1.01
Top View
7.08 mm7.01 mm1.51 ctH / I1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6435544226
Side View
Table 57.0%Crown 39°Girdle: STK-VTKPavilion 40.4°Culet: NoneDepth 65.9%

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 2
Current: $8,597 SGD|Low: $3,566 SGD|High: $8,597 SGD|Avg: $5,211 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2$3,573 SGD
Retailer 4$3,601 SGD
Retailer 5$4,346 SGD
Retailer 7$4,934 SGD
Retailer 9$4,934 SGD
Retailer 6$5,125 SGD
Retailer 8$5,694 SGD
Retailer 3$5,751 SGD
NZ Jewellers$8,597 SGD

43 data points across 9 retailers

9 retailers$3,573 SGD to $8,597 SGD

B+
Cheapest Retailer
-
$3,573 SGD
₹266,091 INR
B+
Retailer 2
-
$3,601 SGD
HK$22,000 HKD
View
B+
Retailer 3
-
$4,346 SGD
$3,398 USD
View
B+
Retailer 4
-
$4,934 SGD
$3,858 USD
View
B+
Retailer 5
-
$4,934 SGD
$3,858 USD
View
B+
Retailer 6
-
$5,125 SGD
$4,007 USD
View
B
Retailer 7
-
$5,694 SGD
$4,452 USD
View
B
Retailer 8
-
$5,751 SGD
€4,283 EUR
View
Most Expensive
C
NZ Jewellers
b94e92eb-89ab-415c-8dca-757e858a274f · Nov 2
$8,597 SGD
$6,722 USD
View
8 more retailers have this diamond
Prices start from $3,573 SGDSave up to $5,024 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+
1.51ct Round
$3,573 SGD