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Cushion|Natural|GIA

0.30ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 5553942605

Certificate GIA 5553942605

Diamond specifications and retailer prices

From $241 SGD
₹17,948 INR
As of November 1, 2026
Save $516 SGD (68%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $757 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.3ct natural cushion diamond

This 0.3ct natural cushion sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5553942605. Listed at 14 retailers as of November 1, 2026, with prices from $241 to $757, a $516 spread on the same certified stone. MOH London lists it at $757. 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

0.30
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle35.1°
Pavilion angle35.9°
OriginNatural
Grading LabGIA
CertificateGIA 5553942605
Dimensions3.99 × 3.79 × 2.58 mm
L/W Ratio1.05
Girdle conditionFaceted
Culet sizeNone
Top View
3.99 mm3.79 mm0.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5553942605
Side View
Table 64.0%Crown 35.1°Girdle: MED-THKPavilion 35.9°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $757 SGD|Low: $241 SGD|High: $783 SGD|Avg: $433 SGD|-3.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 7$241 SGD
Retailer 5$295 SGD
Retailer 11$303 SGD
Retailer 12$334 SGD
Retailer 10$353 SGD
Retailer 4$369 SGD
Retailer 6$413 SGD
Retailer 9$449 SGD
Retailer 3$491 SGD
Retailer 13$500 SGD
Retailer 8$508 SGD
Retailer 2$580 SGD
MOH London$757 SGD

26 data points across 13 retailers

14 retailers$241 SGD to $757 SGD

A
Cheapest Retailer
-
$241 SGD
₹17,948 INR
A
Retailer 2
-
$295 SGD
HK$1,800 HKD
View
A
Retailer 3
-
$303 SGD
$237 USD
View
Final sale: no returns
A
Retailer 4
-
$334 SGD
$261 USD
View
A
Retailer 5
-
$353 SGD
$276 USD
View
A
Retailer 6
-
$369 SGD
View
A
Retailer 7
-
$413 SGD
£254 GBP
View
A
Retailer 8
-
$449 SGD
£277 GBP
View
A
Retailer 9
-
$491 SGD
$384 USD
View
A
Retailer 10
-
$500 SGD
$391 USD
View
A
Retailer 11
-
$508 SGD
ZAR 6,421 ZAR
View
Retailer 12
-
$567 SGD
A$682 AUD
View
Price last confirmed 28 days ago
B+
Retailer 13
-
$580 SGD
€432 EUR
View
Most Expensive
B+
MOH London
F0808E3B0 · Nov 1
$757 SGD
£466 GBP
View
13 more retailers have this diamond
Prices start from $241 SGDSave up to $516 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.

A
0.30ct Cushion
$241 SGD