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Round|Natural|GIA

3.05ct J SI1 Round Natural Diamond

VG • J/SI1 • GIA 2235971137

Certificate GIA 2235971137

Diamond specifications and retailer prices

From $28,590 SGD
$22,364 USD
As of October 31, 2026
Save $9,399 SGD (25%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $37,989 SGD at Yorxs · As of November 1, 2026
View at Yorxs

About this 3.05ct natural round diamond

This 3.05ct natural round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2235971137. Listed at 3 retailers as of October 31, 2026, with prices from $28,590 to $37,989, a $9,399 spread on the same certified stone. Yorxs lists it at $37,989. 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

3.05
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 2235971137
Dimensions9.36 × 9.39 × 5.67 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
9.36 mm9.39 mm3.05 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2235971137
Side View
Table 56.0%Crown 34°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.4%

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: Oct 31
Current: $32,841 SGD|Low: $28,236 SGD|High: $38,159 SGD|Avg: $33,321 SGD|-0.6%
Retailer 1
Retailer 2
Yorxs
November 2, 2026
Retailer 2$28,590 SGD
Retailer 1$32,841 SGD
Yorxs$37,989 SGD

35 data points across 3 retailers

3 retailers$28,590 SGD to $37,989 SGD

B+
Cheapest Retailer
-
$28,590 SGD
$22,364 USD
B+
Retailer 2
-
$32,841 SGD
£20,228 GBP
View
Most Expensive
B
Yorxs
CU-2000 · Nov 1
$37,989 SGD
€28,301 EUR
View
2 more retailers have this diamond
Prices start from $28,590 SGDSave up to $9,399 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+
3.05ct Round
$28,590 SGD