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1.17ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • GCAL 292670494

Shape and cutting style on the report: Round brilliant

Certificate GCAL 292670494

Diamond specifications and retailer prices

From €164 EUR
$183 USD
As of October 25, 2026
Save €683 EUR (81%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €847 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 1.17ct lab-grown round diamond

This 1.17ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 292670494. Listed at 3 retailers as of October 25, 2026, with prices from €164 to €847, a €683 spread on the same certified stone. MOH London lists it at €847. 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

1.17
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 292670494
Dimensions6.76 × 6.78 × 4.16 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.76 mm6.78 mm1.17 ctJ / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 292670494
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.5%

Caratlytics Score

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

Price History

Last verified: Oct 25
Current: €847 EUR|Low: €164 EUR|High: €856 EUR|Avg: €458 EUR
MOH London
Retailer 2
Retailer 3
October 25, 2026
Retailer 3€164 EUR
Retailer 2€302 EUR
MOH London€847 EUR

9 data points across 3 retailers

3 retailers€164 EUR to €847 EUR

A
Cheapest Retailer
-
€164 EUR
$183 USD
B
Retailer 2
-
€302 EUR
$337 USD
View
Most Expensive
B+
MOH London
292670494 · Oct 26
€847 EUR
£745 GBP
View
2 more retailers have this diamond
Prices start from €164 EURSave up to €683 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
1.17ct Round
€164 EUR