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Round|Natural|GIA

1.55ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 7556552522

Certificate GIA 7556552522

Diamond specifications and retailer prices

From $7,044 SGD
As of November 6, 2026
Save $4,200 SGD (37%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $11,244 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.55ct natural round diamond

This 1.55ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7556552522. Listed at 12 retailers as of November 1, 2026, with prices from $7,044 to $11,244, a $4,200 spread on the same certified stone. MOH London lists it at $11,244. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7556552522
Dimensions7.37 × 7.33 × 4.60 mm
L/W Ratio1.01
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Needle
Top View
7.37 mm7.33 mm1.55 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7556552522
Side View
Table 58.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.6%

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: $11,244 SGD|Low: $7,044 SGD|High: $11,380 SGD|Avg: $8,313 SGD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11$7,044 SGD
Retailer 7$7,279 SGD
Retailer 4$7,323 SGD
Retailer 9$7,632 SGD
Retailer 10$7,632 SGD
Retailer 3$7,643 SGD
Retailer 6$7,787 SGD
Retailer 8$8,806 SGD
Retailer 2$9,066 SGD
Retailer 5$9,312 SGD
MOH London$11,244 SGD

33 data points across 11 retailers

12 retailers$7,044 SGD to $11,244 SGD

B
Cheapest Retailer
-
$7,044 SGD
Final sale: no returns
B+
Retailer 2
-
$7,279 SGD
View
B+
Retailer 3
-
$7,323 SGD
View
Retailer 4
-
$7,632 SGD
View
Price last confirmed 15 days ago
Retailer 5
-
$7,632 SGD
View
Price last confirmed 15 days ago
Retailer 6
-
$7,643 SGD
View
Price last confirmed 28 days ago
B+
Retailer 7
-
$7,787 SGD
View
Retailer 8
-
$7,843 SGD
View
Price last confirmed 11 days ago
Retailer 9
-
$8,806 SGD
View
Price last confirmed 14 days ago
B
Retailer 10
-
$9,066 SGD
View
B
Retailer 11
-
$9,312 SGD
View
Most Expensive
B
MOH London
76667EFC1 · Nov 1
$11,244 SGD
£6,908 GBP
View
11 more retailers have this diamond
Prices start from $7,044 SGDSave up to $4,200 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
$7,044 SGD