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Round|Natural|GIA

1.55ct I SI2 Round Natural Diamond

VG • I/SI2 • GIA 1133038001

Certificate GIA 1133038001

Diamond specifications and retailer prices

From $9,724 SGD
£5,990 GBP
As of November 1, 2026
Save $4,740 SGD (33%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $14,464 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 1133038001. Listed at 4 retailers as of November 1, 2026, with prices from $9,724 to $14,464, a $4,740 spread on the same certified stone. MOH London lists it at $14,464. 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

1.55
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1133038001
Dimensions7.35 × 7.37 × 4.60 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
7.35 mm7.37 mm1.55 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1133038001
Side View
Table 57.0%Crown 36°Girdle: VTN-STKPavilion 40.6°Culet: NoneDepth 62.5%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $14,464 SGD|Low: $8,145 SGD|High: $14,638 SGD|Avg: $10,987 SGD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 5$8,145 SGD
Retailer 3$9,724 SGD
Retailer 2$11,292 SGD
Retailer 4$11,434 SGD
MOH London$14,464 SGD

38 data points across 5 retailers

4 retailers$9,724 SGD to $14,464 SGD

B+
Cheapest Retailer
-
$9,724 SGD
£5,990 GBP
B
Retailer 2
-
$11,292 SGD
€8,412 EUR
View
Retailer 3
-
$11,434 SGD
$8,944 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
945A938C1 · Nov 1
$14,464 SGD
£8,909 GBP
View
3 more retailers have this diamond
Prices start from $9,724 SGDSave up to $4,740 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
$9,724 SGD