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Round|Natural|GIA

1.55ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 1558526536

Certificate GIA 1558526536

Diamond specifications and retailer prices

From $3,963 SGD
As of November 6, 2026
Save $3,401 SGD (46%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,716 SGD at NZ Jewellers · As of September 27, 2026
View at NZ Jewellers

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1558526536. Listed at 13 retailers as of November 5, 2026, with a 86% 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

1.55
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558526536
Dimensions7.33 × 7.37 × 4.60 mm
L/W Ratio1.01
Top View
7.33 mm7.37 mm1.55 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558526536
Side View
Table 57.0%CrownGirdlePavilionCuletDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $7,365 SGD|Low: $3,963 SGD|High: $7,716 SGD|Avg: $4,820 SGD|-4.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$3,963 SGD
Retailer 10$4,087 SGD
Retailer 5$4,347 SGD
Retailer 6$4,390 SGD
Retailer 7$4,396 SGD
Retailer 9$4,411 SGD
Retailer 2$4,603 SGD
Retailer 3$4,911 SGD
Retailer 4$5,159 SGD
NZ Jewellers$7,365 SGD

33 data points across 10 retailers

13 retailers$3,963 SGD to $7,365 SGD

B+
Cheapest Retailer
-
$3,963 SGD
B+
Retailer 2
-
$4,087 SGD
View
B+
Retailer 3
-
$4,347 SGD
View
B+
Retailer 4
-
$4,390 SGD
View
B+
Retailer 5
-
$4,396 SGD
View
B+
Retailer 6
-
$4,411 SGD
View
B+
Retailer 7
-
$4,603 SGD
View
B
Retailer 8
-
$4,911 SGD
View
B
Retailer 9
-
$5,159 SGD
View
C
Retailer 10
-
$7,365 SGD
View
Retailer 11
-
$7,365 SGD
View
Price last confirmed 20 days ago
Retailer 12
-
$7,365 SGD
View
Price last confirmed 23 days ago
Most Expensive
NZ Jewellers
f954c9c4-0cb0-4599-b849-5da12e11f402 · Sep 27
$7,716 SGD
$6,041 USD
View
Price last confirmed 40 days ago
12 more retailers have this diamond
Prices start from $3,963 SGDSave up to $3,401 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+
1.55ct Round
$3,963 SGD