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Round|Natural|GIA

1.51ct G I1 Round Natural Diamond

GD • G/I1 • GIA 2478254564

Certificate GIA 2478254564

Diamond specifications and retailer prices

From $2,771 SGD
₹206,380 INR
As of November 2, 2026
Save $5,049 SGD (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,820 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 G colour (near-colourless) and I1 clarity (included), with a standard cut grade and certified by GIA 2478254564. Listed at 8 retailers as of November 2, 2026, with prices from $2,771 to $7,820, a $5,049 spread on the same certified stone. NZ Jewellers lists it at $7,820. 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
G
Colour
I1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryGood
FluorescenceMedium
Crown angle40°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 2478254564
Dimensions6.89 × 7.09 × 4.65 mm
L/W Ratio1.03
Top View
6.89 mm7.09 mm1.51 ctG / I1
OriginNatural
CutGood
PolishExcellent
SymmetryGood
FluorescenceMedium
CertificateGIA 2478254564
Side View
Table 57.0%Crown 40°Girdle: STK-VTKPavilion 39.8°Culet: NoneDepth 66.4%

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: $7,820 SGD|Low: $2,770 SGD|High: $7,820 SGD|Avg: $4,224 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$2,771 SGD
Retailer 5$3,351 SGD
Retailer 9$3,418 SGD
Retailer 6$3,741 SGD
Retailer 8$3,741 SGD
Retailer 4$3,884 SGD
Retailer 7$4,316 SGD
Retailer 3$4,359 SGD
Retailer 10$4,766 SGD
NZ Jewellers$7,820 SGD

41 data points across 10 retailers

8 retailers$2,771 SGD to $7,820 SGD

B+
Cheapest Retailer
-
$2,771 SGD
₹206,380 INR
B+
Retailer 2
-
$3,351 SGD
$2,620 USD
View
B+
Retailer 3
-
$3,741 SGD
$2,925 USD
View
B+
Retailer 4
-
$3,741 SGD
$2,925 USD
View
B+
Retailer 5
-
$3,884 SGD
$3,037 USD
View
B+
Retailer 6
-
$4,316 SGD
$3,375 USD
View
B+
Retailer 7
-
$4,359 SGD
€3,246 EUR
View
Most Expensive
C
NZ Jewellers
bdc95a69-17da-4154-bf9d-4a5ae91943b5 · Nov 2
$7,820 SGD
$6,115 USD
View
7 more retailers have this diamond
Prices start from $2,771 SGDSave up to $5,049 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
$2,771 SGD