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Round|Natural|GIA

1.54ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1528863308

Certificate GIA 1528863308

Diamond specifications and retailer prices

From $6,819 SGD
$5,320 USD
As of October 25, 2026
Save $6,446 SGD (49%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $14,979 SGD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.54ct natural round diamond

This 1.54ct natural round 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 and certified by GIA 1528863308. Listed at 14 retailers as of October 25, 2026, with a 95% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.54
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1528863308
Dimensions7.37 × 7.34 × 4.59 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
7.37 mm7.34 mm1.54 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1528863308
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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 25
Current: $8,505 SGD|Low: $6,819 SGD|High: $13,354 SGD|Avg: $9,311 SGD|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 4$6,819 SGD
Retailer 7$7,762 SGD
Retailer 1$8,505 SGD
Retailer 8$9,023 SGD
Retailer 9$9,023 SGD
Retailer 3$9,239 SGD
Retailer 5$9,872 SGD
Retailer 6$10,677 SGD
Retailer 2$13,265 SGD

40 data points across 9 retailers

14 retailers$6,819 SGD to $13,265 SGD

A
Cheapest Retailer
-
$6,819 SGD
$5,320 USD
A
Retailer 2
-
$7,075 SGD
$5,520 USD
View
A
Retailer 3
-
$7,762 SGD
$6,056 USD
View
A
Retailer 4
-
$8,113 SGD
$6,330 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
$8,113 SGD
$6,330 USD
View
Price last confirmed 30 days ago
A
Retailer 6
-
$8,505 SGD
£5,225 GBP
View
A
Retailer 7
-
$9,023 SGD
$7,040 USD
View
A
Retailer 8
-
$9,023 SGD
$7,040 USD
View
A
Retailer 9
-
$9,239 SGD
€6,865 EUR
View
A
Retailer 10
-
$9,331 SGD
$7,280 USD
View
A
Retailer 11
-
$9,362 SGD
$7,304 USD
View
Price last confirmed 30 days ago
A
Retailer 12
-
$9,872 SGD
$7,702 USD
View
B+
Retailer 13
-
$13,265 SGD
£8,149 GBP
View
Most Expensive
B
NZ Jewellers
7693c501-619d-401b-af7e-1cabf442cd76 · Sep 28
$14,979 SGD
$11,687 USD
View
Price last confirmed 31 days ago
13 more retailers have this diamond
Prices start from $6,819 SGDSave up to $6,446 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
1.54ct Round
$6,819 SGD