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1.53ct H SI1 Round Lab Grown Diamond

VG • H/SI1 • IGI LG12256616

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12256616

Diamond specifications and retailer prices

From $587 NZD
$331 USD
As of November 1, 2026
Save $2,556 NZD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,143 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG12256616 or 12256616. Listed at 17 retailers as of November 1, 2026, with prices from $587 to $3,143, a $2,556 spread on the same certified stone. MOH London lists it at $3,143. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.53
Carat
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12256616
Dimensions7.21 × 7.28 × 4.65 mm
L/W Ratio1.01
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.
Top View
7.21 mm7.28 mm1.53 ctH / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG12256616
Side View
Table 58.0%Crown 36°Girdle: STK-UNDPavilion 41.7°Culet: NoneDepth 64.1%

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: Nov 1
Current: $3,143 NZD|Low: $587 NZD|High: $3,148 NZD|Avg: $1,495 NZD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 16$587 NZD
Retailer 13$681 NZD
Retailer 11$719 NZD
Retailer 5$729 NZD
Retailer 12$729 NZD
Retailer 17$848 NZD
Retailer 6$1,002 NZD
Retailer 8$1,254 NZD
Retailer 10$1,298 NZD
Retailer 14$1,318 NZD
Retailer 2$1,402 NZD
Retailer 9$1,443 NZD
Retailer 15$2,136 NZD
Retailer 7$2,193 NZD
Retailer 4$2,585 NZD
Retailer 3$2,864 NZD
MOH London$3,143 NZD

15 data points across 17 retailers

17 retailers$587 NZD to $3,143 NZD

A
Cheapest Retailer
-
$587 NZD
$331 USD
A
Retailer 2
-
$681 NZD
$384 USD
View
B+
Retailer 3
-
$719 NZD
$405 USD
View
B+
Retailer 4
-
$729 NZD
$411 USD
View
Retailer 5
-
$729 NZD
$411 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$848 NZD
$478 USD
View
B+
Retailer 7
-
$1,002 NZD
$565 USD
View
B+
Retailer 8
-
$1,254 NZD
$707 USD
View
A
Retailer 9
-
$1,298 NZD
£576 GBP
View
B+
Retailer 10
-
$1,318 NZD
$743 USD
View
B+
Retailer 11
-
$1,402 NZD
$790 USD
View
B+
Retailer 12
-
$1,443 NZD
$813 USD
View
B+
Retailer 13
-
$2,136 NZD
$1,204 USD
View
B+
Retailer 14
-
$2,193 NZD
$1,236 USD
View
B+
Retailer 15
-
$2,585 NZD
$1,457 USD
View
B
Retailer 16
-
$2,864 NZD
$1,614 USD
View
Most Expensive
B
MOH London
LG12256616 · Nov 1
$3,143 NZD
£1,395 GBP
View
16 more retailers have this diamond
Prices start from $587 NZDSave up to $2,556 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
1.53ct Round
$587 NZD