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Cushion|Natural|GIA

0.30ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1555421216

Certificate GIA 1555421216

Diamond specifications and retailer prices

From €212 EUR
₹22,606 INR
As of October 31, 2026
Save €476 EUR (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €689 EUR 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1555421216. Listed at 11 retailers as of October 31, 2026, with prices from €212 to €689, a €476 spread on the same certified stone. MOH London lists it at €689. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555421216
Dimensions3.82 × 3.81 × 2.55 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal
Top View
3.82 mm3.81 mm0.30 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1555421216
Side View
Table 62.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 67.0%

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: Oct 31
Current: €689 EUR|Low: €212 EUR|High: €823 EUR|Avg: €460 EUR|-16.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 4€212 EUR
Retailer 8€321 EUR
Retailer 10€345 EUR
Retailer 2€385 EUR
Retailer 7€409 EUR
Retailer 11€431 EUR
Retailer 9€434 EUR
Retailer 5€463 EUR
Retailer 6€555 EUR
Retailer 3€564 EUR
MOH London€689 EUR

36 data points across 11 retailers

11 retailers€212 EUR to €689 EUR

A
Cheapest Retailer
-
€212 EUR
₹22,606 INR
B+
Retailer 2
-
€321 EUR
$359 USD
View
B+
Retailer 3
-
€345 EUR
$385 USD
View
B+
Retailer 4
-
€385 EUR
£339 GBP
View
B
Retailer 5
-
€409 EUR
£360 GBP
View
B
Retailer 6
-
€431 EUR
$481 USD
View
B
Retailer 7
-
€434 EUR
$485 USD
View
B
Retailer 8
-
€463 EUR
ZAR 8,351 ZAR
View
B
Retailer 9
-
€555 EUR
View
Retailer 10
-
€564 EUR
A$969 AUD
View
Price last confirmed 29 days ago
Most Expensive
B
MOH London
C83572BD0 · Nov 1
€689 EUR
£606 GBP
View
10 more retailers have this diamond
Prices start from €212 EURSave up to €476 EUR

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
€212 EUR