Princess|Lab Grown|IGI

1.00ct F SI1 Princess Lab Grown Diamond

ID • F/SI1 • IGI LG700516088

Shape and cutting style on the report: Princess cut

Certificate IGI LG700516088

Diamond specifications and retailer prices

From $262 USD
As of November 1, 2026
Save $641 USD (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $903 USD at MOH London · As of November 2, 2026
View at MOH London

About this 1ct lab-grown princess diamond

This 1ct lab-grown princess sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG700516088 or 700516088. Listed at 8 retailers as of November 1, 2026, with prices from $262 to $903, a $641 spread on the same certified stone. MOH London lists it at $903. 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

1.00
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700516088
Dimensions5.32 × 5.30 × 3.83 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.32 mm5.30 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700516088
Side View
Table 73.0%Crown 45.7°Girdle: MED-STKPavilion 38.5°Culet: NoneDepth 72.3%

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: Nov 1
Current: $903 USD|Low: $193 USD|High: $922 USD|Avg: $445 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5$193 USD
Retailer 7$262 USD
Retailer 6$299 USD
Retailer 3$338 USD
Retailer 2$367 USD
Retailer 4$670 USD
MOH London$903 USD

39 data points across 7 retailers

8 retailers$262 USD to $903 USD

Retailer 1
-
$193 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
$262 USD
View
A
Retailer 3
-
$299 USD
View
A
Retailer 4
-
$338 USD
£266 GBP
View
A
Retailer 5
-
$367 USD
£289 GBP
View
Retailer 6
-
$465 USD
View
B
Retailer 7
-
$670 USD
View
Most Expensive
B
MOH London
LG700516088 · Nov 2
$903 USD
£711 GBP
View
7 more retailers have this diamond
Prices start from $262 USDSave up to $641 USD

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
1.00ct Princess
$262 USD