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Radiant|Natural|GIA

1.51ct E SI2 Radiant Natural Diamond

EX • E/SI2 • GIA 7553782144

Certificate GIA 7553782144

Diamond specifications and retailer prices

From $7,701 SGD
$6,024 USD
As of October 29, 2026
Save $8,928 SGD (54%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $16,629 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural radiant diamond

This 1.51ct natural radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7553782144. Listed at 12 retailers as of October 29, 2026, with prices from $7,701 to $16,629, a $8,928 spread on the same certified stone. NZ Jewellers lists it at $16,629. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7553782144
Dimensions7.87 × 5.79 × 3.91 mm
L/W Ratio1.36
Culet sizeNone
Top View
7.87 mm5.79 mm1.51 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7553782144
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.6%

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 29
Current: $9,374 SGD|Low: $7,211 SGD|High: $14,024 SGD|Avg: $9,479 SGD|+1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 7$7,701 SGD
Retailer 4$7,766 SGD
Retailer 8$7,867 SGD
Retailer 5$7,932 SGD
Retailer 6$9,008 SGD
Retailer 1$9,374 SGD
Retailer 3$10,847 SGD
Retailer 9$10,955 SGD
Retailer 2$13,932 SGD

40 data points across 9 retailers

12 retailers$7,701 SGD to $16,629 SGD

A
Cheapest Retailer
-
$7,701 SGD
$6,024 USD
Retailer 2
-
$7,766 SGD
$6,075 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$7,867 SGD
$6,154 USD
View
A
Retailer 4
-
$7,932 SGD
$6,205 USD
View
Final sale: no returns
A
Retailer 5
-
$9,008 SGD
$7,046 USD
View
B+
Retailer 6
-
$9,147 SGD
$7,155 USD
View
A
Retailer 7
-
$9,374 SGD
£5,774 GBP
View
B+
Retailer 8
-
$10,393 SGD
$8,130 USD
View
B+
Retailer 9
-
$10,847 SGD
€8,081 EUR
View
Retailer 10
-
$10,955 SGD
$8,569 USD
View
Price last confirmed 7 days ago
B
Retailer 11
-
$13,932 SGD
£8,581 GBP
View
Most Expensive
B
NZ Jewellers
752f2cac-bf62-4ca8-9f2d-ec576c432cea · Oct 30
$16,629 SGD
$13,008 USD
View
11 more retailers have this diamond
Prices start from $7,701 SGDSave up to $8,928 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 Radiant
$7,701 SGD