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Round|Natural|GIA

1.50ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 7546878538

Certificate GIA 7546878538

Diamond specifications and retailer prices

From $3,025 SGD
As of November 6, 2026
Save $4,153 SGD (58%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,177 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 7546878538. Listed at 17 retailers as of November 5, 2026, with prices from $3,025 to $7,177, a $4,153 spread on the same certified stone. NZ Jewellers lists it at $7,177. 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

1.50
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
Crown angle37°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7546878538
Dimensions7.10 × 7.20 × 4.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Cloud, Pinpoint, Indented Natural
Top View
7.10 mm7.20 mm1.50 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 7546878538
Side View
Table 58.0%Crown 37°Girdle: STK-THKPavilion 41°Culet: NoneDepth 64.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $7,177 SGD|Low: $3,025 SGD|High: $7,177 SGD|Avg: $4,731 SGD
NZ Jewellers
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
November 6, 2026
Retailer 14$3,025 SGD
Retailer 3$3,501 SGD
Retailer 13$3,576 SGD
Retailer 8$3,925 SGD
Retailer 4$4,119 SGD
Retailer 7$4,213 SGD
Retailer 6$4,414 SGD
Retailer 2$4,486 SGD
Retailer 5$4,754 SGD
Retailer 9$4,768 SGD
Retailer 11$4,792 SGD
Retailer 10$5,027 SGD
Retailer 12$6,871 SGD
NZ Jewellers$7,177 SGD

36 data points across 14 retailers

17 retailers$3,025 SGD to $7,177 SGD

A
Cheapest Retailer
-
$3,025 SGD
A
Retailer 2
-
$3,501 SGD
View
B+
Retailer 3
-
$3,576 SGD
View
B+
Retailer 4
-
$3,658 SGD
View
B+
Retailer 5
-
$3,925 SGD
View
Retailer 6
-
$4,119 SGD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$4,213 SGD
View
Retailer 8
-
$4,278 SGD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
$4,414 SGD
View
B+
Retailer 10
-
$4,486 SGD
View
B+
Retailer 11
-
$4,754 SGD
View
B+
Retailer 12
-
$4,768 SGD
View
B+
Retailer 13
-
$4,792 SGD
View
B+
Retailer 14
-
$5,027 SGD
View
B
Retailer 15
-
$5,822 SGD
View
B
Retailer 16
-
$6,871 SGD
View
Most Expensive
B
NZ Jewellers
42a7469c-6b90-48c4-a836-741e832470b3 · Nov 5
$7,177 SGD
$5,619 USD
View
16 more retailers have this diamond
Prices start from $3,025 SGDSave up to $4,153 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
1.50ct Round
$3,025 SGD