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Round|Lab Grown|IGI

1.38ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG735563697

Shape and cutting style on the report: Round brilliant

Certificate IGI LG735563697

Diamond specifications and retailer prices

From $173 USD
As of November 1, 2026
Save $830 USD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,003 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.38ct lab-grown round diamond

This 1.38ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG735563697 or 735563697. Listed at 13 retailers as of November 1, 2026, with prices from $173 to $1,003, a $830 spread on the same certified stone. MOH London lists it at $1,003. 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

1.38
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735563697
Dimensions7.06 × 7.01 × 4.45 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.06 mm7.01 mm1.38 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735563697
Side View
Table 56.0%Crown 36.3°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 63.2%

Caratlytics Score

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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: $1,003 USD|Low: $173 USD|High: $1,068 USD|Avg: $451 USD|-6.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 7$173 USD
Retailer 8$194 USD
Retailer 3$222 USD
Retailer 5$368 USD
Retailer 11$382 USD
Retailer 6$383 USD
Retailer 10$463 USD
Retailer 9$470 USD
Retailer 12$490 USD
Retailer 2$559 USD
Retailer 4$650 USD
MOH London$1,003 USD

39 data points across 12 retailers

13 retailers$173 USD to $1,003 USD

A
Cheapest Retailer
-
$173 USD
A
Retailer 2
-
$194 USD
View
Final sale: no returns
Retailer 3
-
$222 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$368 USD
€350 EUR
View
B+
Retailer 5
-
$382 USD
View
A
Retailer 6
-
$383 USD
£301 GBP
View
A
Retailer 7
-
$463 USD
View
A
Retailer 8
-
$470 USD
View
A
Retailer 9
-
$490 USD
View
B+
Retailer 10
-
$559 USD
View
Retailer 11
-
$633 USD
View
Price last confirmed 48 days ago
B+
Retailer 12
-
$650 USD
View
Most Expensive
B
MOH London
LG735563697 · Nov 1
$1,003 USD
£790 GBP
View
12 more retailers have this diamond
Prices start from $173 USDSave up to $830 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
1.38ct Round
$173 USD