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Round|Lab Grown|IGI

1.38ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG635400214

Shape and cutting style on the report: Round brilliant

Certificate IGI LG635400214

Diamond specifications and retailer prices

From $613 NZD
HK$2,700 HKD
As of October 26, 2026
Save $1,388 NZD (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,044 NZD at MOH London · As of October 21, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG635400214 or 635400214. Listed at 12 retailers as of October 26, 2026, with a 226% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG635400214
Dimensions7.23 × 7.27 × 4.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.23 mm7.27 mm1.38 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG635400214
Side View
Table 58.0%Crown 32.9°Girdle: MediumPavilion 41°Culet: NoneDepth 60.2%

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 26
Current: $2,044 NZD|Low: $355 NZD|High: $2,119 NZD|Avg: $1,182 NZD
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
October 29, 2026
Retailer 13$355 NZD
Retailer 12$613 NZD
Retailer 9$662 NZD
Retailer 2$714 NZD
Retailer 7$789 NZD
Retailer 5$793 NZD
Retailer 6$852 NZD
Retailer 8$1,384 NZD
Retailer 10$1,398 NZD
Retailer 3$1,705 NZD
Retailer 4$1,774 NZD
Retailer 11$2,002 NZD
MOH London$2,044 NZD

13 data points across 13 retailers

12 retailers$613 NZD to $2,002 NZD

A
Cheapest Retailer
-
$613 NZD
HK$2,700 HKD
A
Retailer 2
-
$662 NZD
$373 USD
View
A
Retailer 3
-
$714 NZD
€383 EUR
View
A
Retailer 4
-
$789 NZD
£350 GBP
View
A
Retailer 5
-
$793 NZD
$447 USD
View
A
Retailer 6
-
$852 NZD
£378 GBP
View
B
Retailer 7
-
$1,384 NZD
$780 USD
View
B
Retailer 8
-
$1,398 NZD
$788 USD
View
B
Retailer 9
-
$1,705 NZD
$961 USD
View
B
Retailer 10
-
$1,774 NZD
SGD 1,351 SGD
View
B
Retailer 11
-
$2,002 NZD
$1,128 USD
View
Most Expensive
MOH London
LG635400214 · Oct 21
$2,044 NZD
£907 GBP
View
Price last confirmed 10 days ago
11 more retailers have this diamond
Prices start from $613 NZDSave up to $1,388 NZD

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
$613 NZD