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Round|Natural|GIA

3.80ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6541485245

Certificate GIA 6541485245

Diamond specifications and retailer prices

From $54,345 SGD
$42,510 USD
As of October 31, 2026
Save $43,811 SGD (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $98,156 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 3.8ct natural round diamond

This 3.8ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6541485245. Listed at 14 retailers as of October 29, 2026, with prices from $54,345 to $98,156, a $43,811 spread on the same certified stone. MOH London lists it at $98,156. 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

3.80
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6541485245
Dimensions9.87 × 9.92 × 6.20 mm
L/W Ratio1.01
Top View
9.87 mm9.92 mm3.80 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6541485245
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

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: Oct 31
Current: $98,156 SGD|Low: $56,989 SGD|High: $98,810 SGD|Avg: $68,973 SGD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 4$57,135 SGD
Retailer 11$57,217 SGD
Retailer 3$61,720 SGD
Retailer 5$63,174 SGD
Retailer 9$65,120 SGD
Retailer 10$65,120 SGD
Retailer 8$67,725 SGD
Retailer 7$70,330 SGD
Retailer 2$73,940 SGD
Retailer 6$76,337 SGD
MOH London$98,156 SGD

27 data points across 11 retailers

14 retailers$54,345 SGD to $98,156 SGD

B+
Cheapest Retailer
-
$54,345 SGD
$42,510 USD
B+
Retailer 2
-
$57,135 SGD
₹4,256,422 INR
View
B+
Retailer 3
-
$57,217 SGD
$44,757 USD
View
B+
Retailer 4
-
$57,671 SGD
$45,112 USD
View
B
Retailer 5
-
$61,720 SGD
$48,279 USD
View
Final sale: no returns
B
Retailer 6
-
$61,951 SGD
$48,460 USD
View
B+
Retailer 7
-
$63,174 SGD
£38,911 GBP
View
B
Retailer 8
-
$65,120 SGD
$50,939 USD
View
B+
Retailer 9
-
$65,120 SGD
$50,939 USD
View
B
Retailer 10
-
$67,725 SGD
$52,976 USD
View
B
Retailer 11
-
$70,330 SGD
$55,014 USD
View
B
Retailer 12
-
$73,940 SGD
€55,084 EUR
View
B
Retailer 13
-
$76,337 SGD
£47,018 GBP
View
Most Expensive
B
MOH London
6581C97D7 · Oct 29
$98,156 SGD
£60,457 GBP
View
13 more retailers have this diamond
Prices start from $54,345 SGDSave up to $43,811 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+
3.80ct Round
$54,345 SGD